31031868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:763

約数の個数: 96

約数和(自身を含む): 90574848

約数和(自身を除く): 59542980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 31, 34, 42, 51, 62, 68, 84, 93, 102, 119, 124, 186, 204, 217, 238, 357, 372, 434, 476, 527, 651, 701, 714, 868, 1054, 1302, 1402, 1428, 1581, 2103, 2108, 2604, 2804, 3162, 3689, 4206, 4907, 6324, 7378, 8412, 9814, 11067, 11917, 14721, 14756, 19628, 21731, 22134, 23834, 29442, 35751, 43462, 44268, 47668, 58884, 65193, 71502, 83419, 86924, 130386, 143004, 152117, 166838, 250257, 260772, 304234, 333676, 369427, 456351, 500514, 608468, 738854, 912702, 1001028, 1108281, 1477708, 1825404, 2216562, 2585989, 4433124, 5171978, 7757967, 10343956, 15515934, 31031868]

約数ペア:

[(1, 31031868), (2, 15515934), (3, 10343956), (4, 7757967), (6, 5171978), (7, 4433124), (12, 2585989), (14, 2216562), (17, 1825404), (21, 1477708), (28, 1108281), (31, 1001028), (34, 912702), (42, 738854), (51, 608468), (62, 500514), (68, 456351), (84, 369427), (93, 333676), (102, 304234), (119, 260772), (124, 250257), (186, 166838), (204, 152117), (217, 143004), (238, 130386), (357, 86924), (372, 83419), (434, 71502), (476, 65193), (527, 58884), (651, 47668), (701, 44268), (714, 43462), (868, 35751), (1054, 29442), (1302, 23834), (1402, 22134), (1428, 21731), (1581, 19628), (2103, 14756), (2108, 14721), (2604, 11917), (2804, 11067), (3162, 9814), (3689, 8412), (4206, 7378), (4907, 6324)]