644775348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{187217}}^1$

素因数の和:187272

約数の個数: 48

約数和(自身を含む): 1761346944

約数和(自身を除く): 1116571596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 187217, 374434, 561651, 748868, 1123302, 1310519, 2246604, 2621038, 3931557, 5242076, 7675897, 7863114, 15351794, 15726228, 23027691, 30703588, 46055382, 53731279, 92110764, 107462558, 161193837, 214925116, 322387674, 644775348]

約数ペア:

[(1, 644775348), (2, 322387674), (3, 214925116), (4, 161193837), (6, 107462558), (7, 92110764), (12, 53731279), (14, 46055382), (21, 30703588), (28, 23027691), (41, 15726228), (42, 15351794), (82, 7863114), (84, 7675897), (123, 5242076), (164, 3931557), (246, 2621038), (287, 2246604), (492, 1310519), (574, 1123302), (861, 748868), (1148, 561651), (1722, 374434), (3444, 187217)]