153900868

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 299815488

約数和(自身を除く): 145914620

約数列:

[1, 2, 4, 11, 22, 44, 121, 137, 211, 242, 274, 422, 484, 548, 844, 1331, 1507, 2321, 2662, 3014, 4642, 5324, 6028, 9284, 16577, 25531, 28907, 33154, 51062, 57814, 66308, 102124, 115628, 182347, 280841, 317977, 364694, 561682, 635954, 729388, 1123364, 1271908, 3497747, 6995494, 13990988, 38475217, 76950434, 153900868]

約数ペア:

[(1, 153900868), (2, 76950434), (4, 38475217), (11, 13990988), (22, 6995494), (44, 3497747), (121, 1271908), (137, 1123364), (211, 729388), (242, 635954), (274, 561682), (422, 364694), (484, 317977), (548, 280841), (844, 182347), (1331, 115628), (1507, 102124), (2321, 66308), (2662, 57814), (3014, 51062), (4642, 33154), (5324, 28907), (6028, 25531), (9284, 16577)]