30871795

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 37997568

約数和(自身を除く): 7125773

約数列:

[1, 5, 61, 127, 305, 635, 797, 3985, 7747, 38735, 48617, 101219, 243085, 506095, 6174359, 30871795]

約数ペア:

[(1, 30871795), (5, 6174359), (61, 506095), (127, 243085), (305, 101219), (635, 48617), (797, 38735), (3985, 7747)]