72111645

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 129729600

約数和(自身を除く): 57617955

約数列:

[1, 3, 5, 9, 15, 43, 45, 83, 129, 215, 249, 387, 415, 449, 645, 747, 1245, 1347, 1935, 2245, 3569, 3735, 4041, 6735, 10707, 17845, 19307, 20205, 32121, 37267, 53535, 57921, 96535, 111801, 160605, 173763, 186335, 289605, 335403, 559005, 868815, 1602481, 1677015, 4807443, 8012405, 14422329, 24037215, 72111645]

約数ペア:

[(1, 72111645), (3, 24037215), (5, 14422329), (9, 8012405), (15, 4807443), (43, 1677015), (45, 1602481), (83, 868815), (129, 559005), (215, 335403), (249, 289605), (387, 186335), (415, 173763), (449, 160605), (645, 111801), (747, 96535), (1245, 57921), (1347, 53535), (1935, 37267), (2245, 32121), (3569, 20205), (3735, 19307), (4041, 17845), (6735, 10707)]