38958165

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 75271680

約数和(自身を除く): 36313515

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 81, 87, 93, 107, 135, 145, 155, 261, 279, 321, 405, 435, 465, 535, 783, 837, 899, 963, 1305, 1395, 1605, 2349, 2511, 2697, 2889, 3103, 3317, 3915, 4185, 4495, 4815, 8091, 8667, 9309, 9951, 11745, 12555, 13485, 14445, 15515, 16585, 24273, 27927, 29853, 40455, 43335, 46545, 49755, 72819, 83781, 89559, 96193, 121365, 139635, 149265, 251343, 268677, 288579, 364095, 418905, 447795, 480965, 865737, 1256715, 1343385, 1442895, 2597211, 4328685, 7791633, 12986055, 38958165]

約数ペア:

[(1, 38958165), (3, 12986055), (5, 7791633), (9, 4328685), (15, 2597211), (27, 1442895), (29, 1343385), (31, 1256715), (45, 865737), (81, 480965), (87, 447795), (93, 418905), (107, 364095), (135, 288579), (145, 268677), (155, 251343), (261, 149265), (279, 139635), (321, 121365), (405, 96193), (435, 89559), (465, 83781), (535, 72819), (783, 49755), (837, 46545), (899, 43335), (963, 40455), (1305, 29853), (1395, 27927), (1605, 24273), (2349, 16585), (2511, 15515), (2697, 14445), (2889, 13485), (3103, 12555), (3317, 11745), (3915, 9951), (4185, 9309), (4495, 8667), (4815, 8091)]