71980216

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{16693}}^1$

素因数の和:16724

約数の個数: 48

約数和(自身を含む): 171280440

約数和(自身を除く): 99300224

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 16693, 33386, 66772, 116851, 133544, 183623, 233702, 367246, 467404, 734492, 817957, 934808, 1285361, 1468984, 1635914, 2570722, 3271828, 5141444, 6543656, 8997527, 10282888, 17995054, 35990108, 71980216]

約数ペア:

[(1, 71980216), (2, 35990108), (4, 17995054), (7, 10282888), (8, 8997527), (11, 6543656), (14, 5141444), (22, 3271828), (28, 2570722), (44, 1635914), (49, 1468984), (56, 1285361), (77, 934808), (88, 817957), (98, 734492), (154, 467404), (196, 367246), (308, 233702), (392, 183623), (539, 133544), (616, 116851), (1078, 66772), (2156, 33386), (4312, 16693)]