398067376

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29867}}^1$

素因数の和:29906

約数の個数: 60

約数和(自身を含む): 949981608

約数和(自身を除く): 551914232

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1666, 1904, 3332, 6664, 13328, 29867, 59734, 119468, 209069, 238936, 418138, 477872, 507739, 836276, 1015478, 1463483, 1672552, 2030956, 2926966, 3345104, 3554173, 4061912, 5853932, 7108346, 8123824, 11707864, 14216692, 23415728, 24879211, 28433384, 49758422, 56866768, 99516844, 199033688, 398067376]

約数ペア:

[(1, 398067376), (2, 199033688), (4, 99516844), (7, 56866768), (8, 49758422), (14, 28433384), (16, 24879211), (17, 23415728), (28, 14216692), (34, 11707864), (49, 8123824), (56, 7108346), (68, 5853932), (98, 4061912), (112, 3554173), (119, 3345104), (136, 2926966), (196, 2030956), (238, 1672552), (272, 1463483), (392, 1015478), (476, 836276), (784, 507739), (833, 477872), (952, 418138), (1666, 238936), (1904, 209069), (3332, 119468), (6664, 59734), (13328, 29867)]