1294173872

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1397

約数の個数: 40

約数和(自身を含む): 2526280272

約数和(自身を除く): 1232106400

約数列:

[1, 2, 4, 8, 16, 257, 491, 514, 641, 982, 1028, 1282, 1964, 2056, 2564, 3928, 4112, 5128, 7856, 10256, 126187, 164737, 252374, 314731, 329474, 504748, 629462, 658948, 1009496, 1258924, 1317896, 2018992, 2517848, 2635792, 5035696, 80885867, 161771734, 323543468, 647086936, 1294173872]

約数ペア:

[(1, 1294173872), (2, 647086936), (4, 323543468), (8, 161771734), (16, 80885867), (257, 5035696), (491, 2635792), (514, 2517848), (641, 2018992), (982, 1317896), (1028, 1258924), (1282, 1009496), (1964, 658948), (2056, 629462), (2564, 504748), (3928, 329474), (4112, 314731), (5128, 252374), (7856, 164737), (10256, 126187)]