31226475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 31113285

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 49, 75, 87, 105, 145, 147, 175, 203, 245, 293, 435, 525, 609, 725, 735, 879, 1015, 1225, 1421, 1465, 2051, 2175, 3045, 3675, 4263, 4395, 5075, 6153, 7105, 7325, 8497, 10255, 14357, 15225, 21315, 21975, 25491, 30765, 35525, 42485, 43071, 51275, 59479, 71785, 106575, 127455, 153825, 178437, 212425, 215355, 297395, 358925, 416353, 637275, 892185, 1076775, 1249059, 1486975, 2081765, 4460925, 6245295, 10408825, 31226475]

約数ペア:

[(1, 31226475), (3, 10408825), (5, 6245295), (7, 4460925), (15, 2081765), (21, 1486975), (25, 1249059), (29, 1076775), (35, 892185), (49, 637275), (75, 416353), (87, 358925), (105, 297395), (145, 215355), (147, 212425), (175, 178437), (203, 153825), (245, 127455), (293, 106575), (435, 71785), (525, 59479), (609, 51275), (725, 43071), (735, 42485), (879, 35525), (1015, 30765), (1225, 25491), (1421, 21975), (1465, 21315), (2051, 15225), (2175, 14357), (3045, 10255), (3675, 8497), (4263, 7325), (4395, 7105), (5075, 6153)]