401075416

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{90659}}^1$

素因数の和:90751

約数の個数: 32

約数和(自身を含む): 870336000

約数和(自身を除く): 469260584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 90659, 181318, 362636, 634613, 725272, 1269226, 2538452, 5076904, 7162061, 14324122, 28648244, 50134427, 57296488, 100268854, 200537708, 401075416]

約数ペア:

[(1, 401075416), (2, 200537708), (4, 100268854), (7, 57296488), (8, 50134427), (14, 28648244), (28, 14324122), (56, 7162061), (79, 5076904), (158, 2538452), (316, 1269226), (553, 725272), (632, 634613), (1106, 362636), (2212, 181318), (4424, 90659)]