261851328

素因数分解:

$2^6\times 3^2\times {\mathrm{454603}}^1$

素因数の和:454621

約数の個数: 42

約数和(自身を含む): 750551204

約数和(自身を除く): 488699876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 454603, 909206, 1363809, 1818412, 2727618, 3636824, 4091427, 5455236, 7273648, 8182854, 10910472, 14547296, 16365708, 21820944, 29094592, 32731416, 43641888, 65462832, 87283776, 130925664, 261851328]

約数ペア:

[(1, 261851328), (2, 130925664), (3, 87283776), (4, 65462832), (6, 43641888), (8, 32731416), (9, 29094592), (12, 21820944), (16, 16365708), (18, 14547296), (24, 10910472), (32, 8182854), (36, 7273648), (48, 5455236), (64, 4091427), (72, 3636824), (96, 2727618), (144, 1818412), (192, 1363809), (288, 909206), (576, 454603)]