198571010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2731}}^1$

素因数の和:3410

約数の個数: 32

約数和(自身を含む): 390654144

約数和(自身を除く): 192083134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 661, 1322, 2731, 3305, 5462, 6610, 7271, 13655, 14542, 27310, 30041, 36355, 60082, 72710, 150205, 300410, 1805191, 3610382, 9025955, 18051910, 19857101, 39714202, 99285505, 198571010]

約数ペア:

[(1, 198571010), (2, 99285505), (5, 39714202), (10, 19857101), (11, 18051910), (22, 9025955), (55, 3610382), (110, 1805191), (661, 300410), (1322, 150205), (2731, 72710), (3305, 60082), (5462, 36355), (6610, 30041), (7271, 27310), (13655, 14542)]