54687675

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 109921536

約数和(自身を除く): 55233861

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 49, 69, 75, 105, 115, 147, 161, 175, 245, 345, 483, 525, 575, 647, 735, 805, 1127, 1225, 1725, 1941, 2415, 3235, 3381, 3675, 4025, 4529, 5635, 9705, 12075, 13587, 14881, 16175, 16905, 22645, 28175, 31703, 44643, 48525, 67935, 74405, 84525, 95109, 104167, 113225, 158515, 223215, 312501, 339675, 372025, 475545, 520835, 729169, 792575, 1116075, 1562505, 2187507, 2377725, 2604175, 3645845, 7812525, 10937535, 18229225, 54687675]

約数ペア:

[(1, 54687675), (3, 18229225), (5, 10937535), (7, 7812525), (15, 3645845), (21, 2604175), (23, 2377725), (25, 2187507), (35, 1562505), (49, 1116075), (69, 792575), (75, 729169), (105, 520835), (115, 475545), (147, 372025), (161, 339675), (175, 312501), (245, 223215), (345, 158515), (483, 113225), (525, 104167), (575, 95109), (647, 84525), (735, 74405), (805, 67935), (1127, 48525), (1225, 44643), (1725, 31703), (1941, 28175), (2415, 22645), (3235, 16905), (3381, 16175), (3675, 14881), (4025, 13587), (4529, 12075), (5635, 9705)]