51533415

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 100420320

約数和(自身を除く): 48886905

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 57, 81, 95, 111, 135, 171, 181, 185, 285, 333, 405, 513, 543, 555, 703, 855, 905, 999, 1539, 1629, 1665, 2109, 2565, 2715, 2997, 3439, 3515, 4887, 4995, 6327, 6697, 7695, 8145, 10317, 10545, 14661, 14985, 17195, 18981, 20091, 24435, 30951, 31635, 33485, 51585, 56943, 60273, 73305, 92853, 94905, 100455, 127243, 154755, 180819, 278559, 284715, 301365, 381729, 464265, 542457, 636215, 904095, 1145187, 1392795, 1908645, 2712285, 3435561, 5725935, 10306683, 17177805, 51533415]

約数ペア:

[(1, 51533415), (3, 17177805), (5, 10306683), (9, 5725935), (15, 3435561), (19, 2712285), (27, 1908645), (37, 1392795), (45, 1145187), (57, 904095), (81, 636215), (95, 542457), (111, 464265), (135, 381729), (171, 301365), (181, 284715), (185, 278559), (285, 180819), (333, 154755), (405, 127243), (513, 100455), (543, 94905), (555, 92853), (703, 73305), (855, 60273), (905, 56943), (999, 51585), (1539, 33485), (1629, 31635), (1665, 30951), (2109, 24435), (2565, 20091), (2715, 18981), (2997, 17195), (3439, 14985), (3515, 14661), (4887, 10545), (4995, 10317), (6327, 8145), (6697, 7695)]