397393948

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 805848064

約数和(自身を除く): 408454116

約数列:

[1, 2, 4, 7, 14, 28, 151, 193, 302, 386, 487, 604, 772, 974, 1057, 1351, 1948, 2114, 2702, 3409, 4228, 5404, 6818, 13636, 29143, 58286, 73537, 93991, 116572, 147074, 187982, 204001, 294148, 375964, 408002, 514759, 657937, 816004, 1029518, 1315874, 2059036, 2631748, 14192641, 28385282, 56770564, 99348487, 198696974, 397393948]

約数ペア:

[(1, 397393948), (2, 198696974), (4, 99348487), (7, 56770564), (14, 28385282), (28, 14192641), (151, 2631748), (193, 2059036), (302, 1315874), (386, 1029518), (487, 816004), (604, 657937), (772, 514759), (974, 408002), (1057, 375964), (1351, 294148), (1948, 204001), (2114, 187982), (2702, 147074), (3409, 116572), (4228, 93991), (5404, 73537), (6818, 58286), (13636, 29143)]