28332408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 49081992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 1279, 1704, 1846, 2558, 2769, 3692, 3837, 5116, 5538, 7384, 7674, 10232, 11076, 15348, 16627, 22152, 30696, 33254, 49881, 66508, 90809, 99762, 133016, 181618, 199524, 272427, 363236, 399048, 544854, 726472, 1089708, 1180517, 2179416, 2361034, 3541551, 4722068, 7083102, 9444136, 14166204, 28332408]

約数ペア:

[(1, 28332408), (2, 14166204), (3, 9444136), (4, 7083102), (6, 4722068), (8, 3541551), (12, 2361034), (13, 2179416), (24, 1180517), (26, 1089708), (39, 726472), (52, 544854), (71, 399048), (78, 363236), (104, 272427), (142, 199524), (156, 181618), (213, 133016), (284, 99762), (312, 90809), (426, 66508), (568, 49881), (852, 33254), (923, 30696), (1279, 22152), (1704, 16627), (1846, 15348), (2558, 11076), (2769, 10232), (3692, 7674), (3837, 7384), (5116, 5538)]