39686355

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 76665600

約数和(自身を除く): 36979245

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 81, 87, 93, 109, 135, 145, 155, 261, 279, 327, 405, 435, 465, 545, 783, 837, 899, 981, 1305, 1395, 1635, 2349, 2511, 2697, 2943, 3161, 3379, 3915, 4185, 4495, 4905, 8091, 8829, 9483, 10137, 11745, 12555, 13485, 14715, 15805, 16895, 24273, 28449, 30411, 40455, 44145, 47415, 50685, 72819, 85347, 91233, 97991, 121365, 142245, 152055, 256041, 273699, 293973, 364095, 426735, 456165, 489955, 881919, 1280205, 1368495, 1469865, 2645757, 4409595, 7937271, 13228785, 39686355]

約数ペア:

[(1, 39686355), (3, 13228785), (5, 7937271), (9, 4409595), (15, 2645757), (27, 1469865), (29, 1368495), (31, 1280205), (45, 881919), (81, 489955), (87, 456165), (93, 426735), (109, 364095), (135, 293973), (145, 273699), (155, 256041), (261, 152055), (279, 142245), (327, 121365), (405, 97991), (435, 91233), (465, 85347), (545, 72819), (783, 50685), (837, 47415), (899, 44145), (981, 40455), (1305, 30411), (1395, 28449), (1635, 24273), (2349, 16895), (2511, 15805), (2697, 14715), (2943, 13485), (3161, 12555), (3379, 11745), (3915, 10137), (4185, 9483), (4495, 8829), (4905, 8091)]