12815090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 24205824

約数和(自身を除く): 11390734

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 617, 670, 1234, 2077, 3085, 4154, 6170, 10385, 19127, 20770, 38254, 41339, 82678, 95635, 191270, 206695, 413390, 1281509, 2563018, 6407545, 12815090]

約数ペア:

[(1, 12815090), (2, 6407545), (5, 2563018), (10, 1281509), (31, 413390), (62, 206695), (67, 191270), (134, 95635), (155, 82678), (310, 41339), (335, 38254), (617, 20770), (670, 19127), (1234, 10385), (2077, 6170), (3085, 4154)]