407608832

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:531

約数の個数: 80

約数和(自身を含む): 856504704

約数和(自身を除く): 448895872

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 421, 488, 496, 512, 842, 976, 992, 1684, 1891, 1952, 1984, 3368, 3782, 3904, 3968, 6736, 7564, 7808, 7936, 13051, 13472, 15128, 15616, 15872, 25681, 26102, 26944, 30256, 31232, 51362, 52204, 53888, 60512, 102724, 104408, 107776, 121024, 205448, 208816, 215552, 242048, 410896, 417632, 484096, 796111, 821792, 835264, 968192, 1592222, 1643584, 1670528, 3184444, 3287168, 3341056, 6368888, 6574336, 6682112, 12737776, 13148672, 25475552, 50951104, 101902208, 203804416, 407608832]

約数ペア:

[(1, 407608832), (2, 203804416), (4, 101902208), (8, 50951104), (16, 25475552), (31, 13148672), (32, 12737776), (61, 6682112), (62, 6574336), (64, 6368888), (122, 3341056), (124, 3287168), (128, 3184444), (244, 1670528), (248, 1643584), (256, 1592222), (421, 968192), (488, 835264), (496, 821792), (512, 796111), (842, 484096), (976, 417632), (992, 410896), (1684, 242048), (1891, 215552), (1952, 208816), (1984, 205448), (3368, 121024), (3782, 107776), (3904, 104408), (3968, 102724), (6736, 60512), (7564, 53888), (7808, 52204), (7936, 51362), (13051, 31232), (13472, 30256), (15128, 26944), (15616, 26102), (15872, 25681)]