491734438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2447}}^1$

素因数の和:2652

約数の個数: 32

約数和(自身を含む): 814302720

約数和(自身を除く): 322568282

約数列:

[1, 2, 13, 26, 59, 118, 131, 262, 767, 1534, 1703, 2447, 3406, 4894, 7729, 15458, 31811, 63622, 100477, 144373, 200954, 288746, 320557, 641114, 1876849, 3753698, 4167241, 8334482, 18912863, 37825726, 245867219, 491734438]

約数ペア:

[(1, 491734438), (2, 245867219), (13, 37825726), (26, 18912863), (59, 8334482), (118, 4167241), (131, 3753698), (262, 1876849), (767, 641114), (1534, 320557), (1703, 288746), (2447, 200954), (3406, 144373), (4894, 100477), (7729, 63622), (15458, 31811)]