81053715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 137318400

約数和(自身を除く): 56264685

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 573, 955, 1489, 2865, 3629, 4467, 7445, 10887, 18145, 22335, 28291, 54435, 84873, 141455, 284399, 424365, 853197, 1421995, 4265985, 5403581, 16210743, 27017905, 81053715]

約数ペア:

[(1, 81053715), (3, 27017905), (5, 16210743), (15, 5403581), (19, 4265985), (57, 1421995), (95, 853197), (191, 424365), (285, 284399), (573, 141455), (955, 84873), (1489, 54435), (2865, 28291), (3629, 22335), (4467, 18145), (7445, 10887)]