354347812

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19867}}^1$

素因数の和:19905

約数の個数: 48

約数和(自身を含む): 778825600

約数和(自身を除く): 424477788

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 17836, 19867, 39734, 79468, 139069, 258271, 278138, 516542, 556276, 973483, 1033084, 1807897, 1946966, 3615794, 3893932, 6814381, 7231588, 12655279, 13628762, 25310558, 27257524, 50621116, 88586953, 177173906, 354347812]

約数ペア:

[(1, 354347812), (2, 177173906), (4, 88586953), (7, 50621116), (13, 27257524), (14, 25310558), (26, 13628762), (28, 12655279), (49, 7231588), (52, 6814381), (91, 3893932), (98, 3615794), (182, 1946966), (196, 1807897), (343, 1033084), (364, 973483), (637, 556276), (686, 516542), (1274, 278138), (1372, 258271), (2548, 139069), (4459, 79468), (8918, 39734), (17836, 19867)]