1255871872

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{577147}}^1$

素因数の和:577178

約数の個数: 32

約数和(自身を含む): 2649109320

約数和(自身を除く): 1393237448

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 577147, 1154294, 2308588, 4617176, 9234352, 9811499, 18468704, 19622998, 36937408, 39245996, 73874816, 78491992, 156983984, 313967968, 627935936, 1255871872]

約数ペア:

[(1, 1255871872), (2, 627935936), (4, 313967968), (8, 156983984), (16, 78491992), (17, 73874816), (32, 39245996), (34, 36937408), (64, 19622998), (68, 18468704), (128, 9811499), (136, 9234352), (272, 4617176), (544, 2308588), (1088, 1154294), (2176, 577147)]