408880992

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{327629}}^1$

素因数の和:327655

約数の個数: 48

約数和(自身を含む): 1155878640

約数和(自身を除く): 746997648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 327629, 655258, 982887, 1310516, 1965774, 2621032, 3931548, 4259177, 5242064, 7863096, 8518354, 10484128, 12777531, 15726192, 17036708, 25555062, 31452384, 34073416, 51110124, 68146832, 102220248, 136293664, 204440496, 408880992]

約数ペア:

[(1, 408880992), (2, 204440496), (3, 136293664), (4, 102220248), (6, 68146832), (8, 51110124), (12, 34073416), (13, 31452384), (16, 25555062), (24, 17036708), (26, 15726192), (32, 12777531), (39, 10484128), (48, 8518354), (52, 7863096), (78, 5242064), (96, 4259177), (104, 3931548), (156, 2621032), (208, 1965774), (312, 1310516), (416, 982887), (624, 655258), (1248, 327629)]