1285406936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1871}}^1$

素因数の和:2136

約数の個数: 64

約数和(自身を含む): 2714549760

約数和(自身を除く): 1429142824

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 211, 296, 407, 422, 814, 844, 1628, 1688, 1871, 2321, 3256, 3742, 4642, 7484, 7807, 9284, 14968, 15614, 18568, 20581, 31228, 41162, 62456, 69227, 82324, 85877, 138454, 164648, 171754, 276908, 343508, 394781, 553816, 687016, 761497, 789562, 1522994, 1579124, 3045988, 3158248, 4342591, 6091976, 8685182, 14606897, 17370364, 29213794, 34740728, 58427588, 116855176, 160675867, 321351734, 642703468, 1285406936]

約数ペア:

[(1, 1285406936), (2, 642703468), (4, 321351734), (8, 160675867), (11, 116855176), (22, 58427588), (37, 34740728), (44, 29213794), (74, 17370364), (88, 14606897), (148, 8685182), (211, 6091976), (296, 4342591), (407, 3158248), (422, 3045988), (814, 1579124), (844, 1522994), (1628, 789562), (1688, 761497), (1871, 687016), (2321, 553816), (3256, 394781), (3742, 343508), (4642, 276908), (7484, 171754), (7807, 164648), (9284, 138454), (14968, 85877), (15614, 82324), (18568, 69227), (20581, 62456), (31228, 41162)]