2791395

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 5529600

約数和(自身を除く): 2738205

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 31, 45, 69, 87, 93, 115, 135, 145, 155, 207, 261, 279, 345, 435, 465, 621, 667, 713, 783, 837, 899, 1035, 1305, 1395, 2001, 2139, 2697, 3105, 3335, 3565, 3915, 4185, 4495, 6003, 6417, 8091, 10005, 10695, 13485, 18009, 19251, 20677, 24273, 30015, 32085, 40455, 62031, 90045, 96255, 103385, 121365, 186093, 310155, 558279, 930465, 2791395]

約数ペア:

[(1, 2791395), (3, 930465), (5, 558279), (9, 310155), (15, 186093), (23, 121365), (27, 103385), (29, 96255), (31, 90045), (45, 62031), (69, 40455), (87, 32085), (93, 30015), (115, 24273), (135, 20677), (145, 19251), (155, 18009), (207, 13485), (261, 10695), (279, 10005), (345, 8091), (435, 6417), (465, 6003), (621, 4495), (667, 4185), (713, 3915), (783, 3565), (837, 3335), (899, 3105), (1035, 2697), (1305, 2139), (1395, 2001)]