31060665

素因数分解:

$3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 56082048

約数和(自身を除く): 25021383

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 271, 283, 405, 813, 849, 1355, 1415, 2439, 2547, 4065, 4245, 7317, 7641, 12195, 12735, 21951, 22923, 36585, 38205, 76693, 109755, 114615, 230079, 383465, 690237, 1150395, 2070711, 3451185, 6212133, 10353555, 31060665]

約数ペア:

[(1, 31060665), (3, 10353555), (5, 6212133), (9, 3451185), (15, 2070711), (27, 1150395), (45, 690237), (81, 383465), (135, 230079), (271, 114615), (283, 109755), (405, 76693), (813, 38205), (849, 36585), (1355, 22923), (1415, 21951), (2439, 12735), (2547, 12195), (4065, 7641), (4245, 7317)]