289754816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6571}}^1$

素因数の和:6649

約数の個数: 56

約数和(自身を含む): 630990864

約数和(自身を除く): 341236048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 208, 212, 416, 424, 689, 832, 848, 1378, 1696, 2756, 3392, 5512, 6571, 11024, 13142, 22048, 26284, 44096, 52568, 85423, 105136, 170846, 210272, 341692, 348263, 420544, 683384, 696526, 1366768, 1393052, 2733536, 2786104, 4527419, 5467072, 5572208, 9054838, 11144416, 18109676, 22288832, 36219352, 72438704, 144877408, 289754816]

約数ペア:

[(1, 289754816), (2, 144877408), (4, 72438704), (8, 36219352), (13, 22288832), (16, 18109676), (26, 11144416), (32, 9054838), (52, 5572208), (53, 5467072), (64, 4527419), (104, 2786104), (106, 2733536), (208, 1393052), (212, 1366768), (416, 696526), (424, 683384), (689, 420544), (832, 348263), (848, 341692), (1378, 210272), (1696, 170846), (2756, 105136), (3392, 85423), (5512, 52568), (6571, 44096), (11024, 26284), (13142, 22048)]