398616352

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21149}}^1$

素因数の和:21209

約数の個数: 48

約数和(自身を含む): 852768000

約数和(自身を除く): 454151648

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 18848, 21149, 42298, 84596, 169192, 338384, 401831, 655619, 676768, 803662, 1311238, 1607324, 2622476, 3214648, 5244952, 6429296, 10489904, 12456761, 12858592, 20979808, 24913522, 49827044, 99654088, 199308176, 398616352]

約数ペア:

[(1, 398616352), (2, 199308176), (4, 99654088), (8, 49827044), (16, 24913522), (19, 20979808), (31, 12858592), (32, 12456761), (38, 10489904), (62, 6429296), (76, 5244952), (124, 3214648), (152, 2622476), (248, 1607324), (304, 1311238), (496, 803662), (589, 676768), (608, 655619), (992, 401831), (1178, 338384), (2356, 169192), (4712, 84596), (9424, 42298), (18848, 21149)]