120027405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 197429760

約数和(自身を除く): 77402355

約数列:

[1, 3, 5, 15, 43, 129, 215, 379, 491, 645, 1137, 1473, 1895, 2455, 5685, 7365, 16297, 21113, 48891, 63339, 81485, 105565, 186089, 244455, 316695, 558267, 930445, 2791335, 8001827, 24005481, 40009135, 120027405]

約数ペア:

[(1, 120027405), (3, 40009135), (5, 24005481), (15, 8001827), (43, 2791335), (129, 930445), (215, 558267), (379, 316695), (491, 244455), (645, 186089), (1137, 105565), (1473, 81485), (1895, 63339), (2455, 48891), (5685, 21113), (7365, 16297)]