31339264

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 70640640

約数和(自身を除く): 39301376

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 359, 496, 682, 704, 718, 992, 1364, 1408, 1436, 1984, 2728, 2816, 2872, 3949, 3968, 5456, 5744, 7898, 7936, 10912, 11129, 11488, 15796, 21824, 22258, 22976, 31592, 43648, 44516, 45952, 63184, 87296, 89032, 91904, 122419, 126368, 178064, 244838, 252736, 356128, 489676, 505472, 712256, 979352, 1010944, 1424512, 1958704, 2849024, 3917408, 7834816, 15669632, 31339264]

約数ペア:

[(1, 31339264), (2, 15669632), (4, 7834816), (8, 3917408), (11, 2849024), (16, 1958704), (22, 1424512), (31, 1010944), (32, 979352), (44, 712256), (62, 505472), (64, 489676), (88, 356128), (124, 252736), (128, 244838), (176, 178064), (248, 126368), (256, 122419), (341, 91904), (352, 89032), (359, 87296), (496, 63184), (682, 45952), (704, 44516), (718, 43648), (992, 31592), (1364, 22976), (1408, 22258), (1436, 21824), (1984, 15796), (2728, 11488), (2816, 11129), (2872, 10912), (3949, 7936), (3968, 7898), (5456, 5744)]