31398726

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 67601664

約数和(自身を除く): 36202938

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 103, 138, 141, 206, 282, 309, 618, 1081, 2162, 2209, 2369, 3243, 4418, 4738, 4841, 6486, 6627, 7107, 9682, 13254, 14214, 14523, 29046, 50807, 101614, 111343, 152421, 222686, 227527, 304842, 334029, 455054, 668058, 682581, 1365162, 5233121, 10466242, 15699363, 31398726]

約数ペア:

[(1, 31398726), (2, 15699363), (3, 10466242), (6, 5233121), (23, 1365162), (46, 682581), (47, 668058), (69, 455054), (94, 334029), (103, 304842), (138, 227527), (141, 222686), (206, 152421), (282, 111343), (309, 101614), (618, 50807), (1081, 29046), (2162, 14523), (2209, 14214), (2369, 13254), (3243, 9682), (4418, 7107), (4738, 6627), (4841, 6486)]