91981764

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 290200960

約数和(自身を除く): 198219196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 289, 306, 357, 378, 421, 459, 476, 578, 612, 714, 756, 842, 867, 918, 1071, 1156, 1263, 1428, 1684, 1734, 1836, 2023, 2142, 2526, 2601, 2947, 3213, 3468, 3789, 4046, 4284, 5052, 5202, 5894, 6069, 6426, 7157, 7578, 7803, 8092, 8841, 10404, 11367, 11788, 12138, 12852, 14314, 15156, 15606, 17682, 18207, 21471, 22734, 24276, 26523, 28628, 31212, 35364, 36414, 42942, 45468, 50099, 53046, 54621, 64413, 72828, 79569, 85884, 100198, 106092, 109242, 121669, 128826, 150297, 159138, 193239, 200396, 218484, 243338, 257652, 300594, 318276, 365007, 386478, 450891, 486676, 601188, 730014, 772956, 851683, 901782, 1095021, 1352673, 1460028, 1703366, 1803564, 2190042, 2555049, 2705346, 3285063, 3406732, 4380084, 5110098, 5410692, 6570126, 7665147, 10220196, 13140252, 15330294, 22995441, 30660588, 45990882, 91981764]

約数ペア:

[(1, 91981764), (2, 45990882), (3, 30660588), (4, 22995441), (6, 15330294), (7, 13140252), (9, 10220196), (12, 7665147), (14, 6570126), (17, 5410692), (18, 5110098), (21, 4380084), (27, 3406732), (28, 3285063), (34, 2705346), (36, 2555049), (42, 2190042), (51, 1803564), (54, 1703366), (63, 1460028), (68, 1352673), (84, 1095021), (102, 901782), (108, 851683), (119, 772956), (126, 730014), (153, 601188), (189, 486676), (204, 450891), (238, 386478), (252, 365007), (289, 318276), (306, 300594), (357, 257652), (378, 243338), (421, 218484), (459, 200396), (476, 193239), (578, 159138), (612, 150297), (714, 128826), (756, 121669), (842, 109242), (867, 106092), (918, 100198), (1071, 85884), (1156, 79569), (1263, 72828), (1428, 64413), (1684, 54621), (1734, 53046), (1836, 50099), (2023, 45468), (2142, 42942), (2526, 36414), (2601, 35364), (2947, 31212), (3213, 28628), (3468, 26523), (3789, 24276), (4046, 22734), (4284, 21471), (5052, 18207), (5202, 17682), (5894, 15606), (6069, 15156), (6426, 14314), (7157, 12852), (7578, 12138), (7803, 11788), (8092, 11367), (8841, 10404)]