278981998

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 438608160

約数和(自身を除く): 159626162

約数列:

[1, 2, 37, 74, 101, 163, 202, 229, 326, 458, 3737, 6031, 7474, 8473, 12062, 16463, 16946, 23129, 32926, 37327, 46258, 74654, 609131, 855773, 1218262, 1381099, 1711546, 2762198, 3770027, 7540054, 139490999, 278981998]

約数ペア:

[(1, 278981998), (2, 139490999), (37, 7540054), (74, 3770027), (101, 2762198), (163, 1711546), (202, 1381099), (229, 1218262), (326, 855773), (458, 609131), (3737, 74654), (6031, 46258), (7474, 37327), (8473, 32926), (12062, 23129), (16463, 16946)]