207828855

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 403200000

約数和(自身を除く): 195371145

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 79, 117, 135, 195, 237, 351, 395, 585, 711, 1027, 1185, 1499, 1755, 2133, 3081, 3555, 4497, 5135, 7495, 9243, 10665, 13491, 15405, 19487, 22485, 27729, 40473, 46215, 58461, 67455, 97435, 118421, 138645, 175383, 202365, 292305, 355263, 526149, 592105, 876915, 1065789, 1539473, 1776315, 2630745, 3197367, 4618419, 5328945, 7697365, 13855257, 15986835, 23092095, 41565771, 69276285, 207828855]

約数ペア:

[(1, 207828855), (3, 69276285), (5, 41565771), (9, 23092095), (13, 15986835), (15, 13855257), (27, 7697365), (39, 5328945), (45, 4618419), (65, 3197367), (79, 2630745), (117, 1776315), (135, 1539473), (195, 1065789), (237, 876915), (351, 592105), (395, 526149), (585, 355263), (711, 292305), (1027, 202365), (1185, 175383), (1499, 138645), (1755, 118421), (2133, 97435), (3081, 67455), (3555, 58461), (4497, 46215), (5135, 40473), (7495, 27729), (9243, 22485), (10665, 19487), (13491, 15405)]