256159178

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{55711}}^1$

素因数の和:55754

約数の個数: 24

約数和(自身を含む): 444581760

約数和(自身を除く): 188422582

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 55711, 111422, 612821, 1058509, 1225642, 2117018, 6741031, 11643599, 13482062, 23287198, 128079589, 256159178]

約数ペア:

[(1, 256159178), (2, 128079589), (11, 23287198), (19, 13482062), (22, 11643599), (38, 6741031), (121, 2117018), (209, 1225642), (242, 1058509), (418, 612821), (2299, 111422), (4598, 55711)]