398552406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2277

約数の個数: 64

約数和(自身を含む): 939035136

約数和(自身を除く): 540482730

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 73, 122, 146, 183, 219, 366, 427, 438, 511, 854, 1022, 1281, 1533, 2131, 2562, 3066, 4262, 4453, 6393, 8906, 12786, 13359, 14917, 26718, 29834, 31171, 44751, 62342, 89502, 93513, 129991, 155563, 187026, 259982, 311126, 389973, 466689, 779946, 909937, 933378, 1088941, 1819874, 2177882, 2729811, 3266823, 5459622, 6533646, 9489343, 18978686, 28468029, 56936058, 66425401, 132850802, 199276203, 398552406]

約数ペア:

[(1, 398552406), (2, 199276203), (3, 132850802), (6, 66425401), (7, 56936058), (14, 28468029), (21, 18978686), (42, 9489343), (61, 6533646), (73, 5459622), (122, 3266823), (146, 2729811), (183, 2177882), (219, 1819874), (366, 1088941), (427, 933378), (438, 909937), (511, 779946), (854, 466689), (1022, 389973), (1281, 311126), (1533, 259982), (2131, 187026), (2562, 155563), (3066, 129991), (4262, 93513), (4453, 89502), (6393, 62342), (8906, 44751), (12786, 31171), (13359, 29834), (14917, 26718)]