256899201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2063}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 384663552

約数和(自身を除く): 127764351

約数列:

[1, 3, 13, 31, 39, 93, 103, 309, 403, 1209, 1339, 2063, 3193, 4017, 6189, 9579, 26819, 41509, 63953, 80457, 124527, 191859, 212489, 637467, 831389, 2494167, 2762357, 6587159, 8287071, 19761477, 85633067, 256899201]

約数ペア:

[(1, 256899201), (3, 85633067), (13, 19761477), (31, 8287071), (39, 6587159), (93, 2762357), (103, 2494167), (309, 831389), (403, 637467), (1209, 212489), (1339, 191859), (2063, 124527), (3193, 80457), (4017, 63953), (6189, 41509), (9579, 26819)]