16513875

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{233}}^1$

素因数の和:267

約数の個数: 80

約数和(自身を含む): 35335872

約数和(自身を除く): 18821997

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 189, 225, 233, 315, 375, 405, 525, 567, 675, 699, 875, 945, 1125, 1165, 1575, 1631, 2025, 2097, 2625, 2835, 3375, 3495, 4725, 4893, 5825, 6291, 7875, 8155, 10125, 10485, 14175, 14679, 17475, 18873, 23625, 24465, 29125, 31455, 40775, 44037, 52425, 70875, 73395, 87375, 94365, 122325, 132111, 157275, 203875, 220185, 262125, 366975, 471825, 611625, 660555, 786375, 1100925, 1834875, 2359125, 3302775, 5504625, 16513875]

約数ペア:

[(1, 16513875), (3, 5504625), (5, 3302775), (7, 2359125), (9, 1834875), (15, 1100925), (21, 786375), (25, 660555), (27, 611625), (35, 471825), (45, 366975), (63, 262125), (75, 220185), (81, 203875), (105, 157275), (125, 132111), (135, 122325), (175, 94365), (189, 87375), (225, 73395), (233, 70875), (315, 52425), (375, 44037), (405, 40775), (525, 31455), (567, 29125), (675, 24465), (699, 23625), (875, 18873), (945, 17475), (1125, 14679), (1165, 14175), (1575, 10485), (1631, 10125), (2025, 8155), (2097, 7875), (2625, 6291), (2835, 5825), (3375, 4893), (3495, 4725)]