1918735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4242

約数の個数: 16

約数和(自身を含む): 2834496

約数和(自身を除く): 915761

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4217, 21085, 29519, 54821, 147595, 274105, 383747, 1918735]

約数ペア:

[(1, 1918735), (5, 383747), (7, 274105), (13, 147595), (35, 54821), (65, 29519), (91, 21085), (455, 4217)]