38090475

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 72630272

約数和(自身を除く): 34539797

約数列:

[1, 3, 5, 9, 15, 25, 31, 43, 45, 75, 93, 127, 129, 155, 215, 225, 279, 381, 387, 465, 635, 645, 775, 1075, 1143, 1333, 1395, 1905, 1935, 2325, 3175, 3225, 3937, 3999, 5461, 5715, 6665, 6975, 9525, 9675, 11811, 11997, 16383, 19685, 19995, 27305, 28575, 33325, 35433, 49149, 59055, 59985, 81915, 98425, 99975, 136525, 169291, 177165, 245745, 295275, 299925, 409575, 507873, 846455, 885825, 1228725, 1523619, 2539365, 4232275, 7618095, 12696825, 38090475]

約数ペア:

[(1, 38090475), (3, 12696825), (5, 7618095), (9, 4232275), (15, 2539365), (25, 1523619), (31, 1228725), (43, 885825), (45, 846455), (75, 507873), (93, 409575), (127, 299925), (129, 295275), (155, 245745), (215, 177165), (225, 169291), (279, 136525), (381, 99975), (387, 98425), (465, 81915), (635, 59985), (645, 59055), (775, 49149), (1075, 35433), (1143, 33325), (1333, 28575), (1395, 27305), (1905, 19995), (1935, 19685), (2325, 16383), (3175, 11997), (3225, 11811), (3937, 9675), (3999, 9525), (5461, 6975), (5715, 6665)]