1980795

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 3370752

約数和(自身を除く): 1389957

約数列:

[1, 3, 5, 15, 37, 43, 83, 111, 129, 185, 215, 249, 415, 555, 645, 1245, 1591, 3071, 3569, 4773, 7955, 9213, 10707, 15355, 17845, 23865, 46065, 53535, 132053, 396159, 660265, 1980795]

約数ペア:

[(1, 1980795), (3, 660265), (5, 396159), (15, 132053), (37, 53535), (43, 46065), (83, 23865), (111, 17845), (129, 15355), (185, 10707), (215, 9213), (249, 7955), (415, 4773), (555, 3569), (645, 3071), (1245, 1591)]