253139722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 420271488

約数和(自身を除く): 167131766

約数列:

[1, 2, 11, 22, 151, 181, 302, 362, 421, 842, 1661, 1991, 3322, 3982, 4631, 9262, 27331, 54662, 63571, 76201, 127142, 152402, 300641, 601282, 699281, 838211, 1398562, 1676422, 11506351, 23012702, 126569861, 253139722]

約数ペア:

[(1, 253139722), (2, 126569861), (11, 23012702), (22, 11506351), (151, 1676422), (181, 1398562), (302, 838211), (362, 699281), (421, 601282), (842, 300641), (1661, 152402), (1991, 127142), (3322, 76201), (3982, 63571), (4631, 54662), (9262, 27331)]