655452

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^2$

素因数の和:57

約数の個数: 90

約数和(自身を含む): 2080232

約数和(自身を除く): 1424780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 252, 289, 306, 324, 357, 378, 459, 476, 567, 578, 612, 714, 756, 867, 918, 1071, 1134, 1156, 1377, 1428, 1734, 1836, 2023, 2142, 2268, 2601, 2754, 3213, 3468, 4046, 4284, 5202, 5508, 6069, 6426, 7803, 8092, 9639, 10404, 12138, 12852, 15606, 18207, 19278, 23409, 24276, 31212, 36414, 38556, 46818, 54621, 72828, 93636, 109242, 163863, 218484, 327726, 655452]

約数ペア:

[(1, 655452), (2, 327726), (3, 218484), (4, 163863), (6, 109242), (7, 93636), (9, 72828), (12, 54621), (14, 46818), (17, 38556), (18, 36414), (21, 31212), (27, 24276), (28, 23409), (34, 19278), (36, 18207), (42, 15606), (51, 12852), (54, 12138), (63, 10404), (68, 9639), (81, 8092), (84, 7803), (102, 6426), (108, 6069), (119, 5508), (126, 5202), (153, 4284), (162, 4046), (189, 3468), (204, 3213), (238, 2754), (252, 2601), (289, 2268), (306, 2142), (324, 2023), (357, 1836), (378, 1734), (459, 1428), (476, 1377), (567, 1156), (578, 1134), (612, 1071), (714, 918), (756, 867)]