644374614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{201493}}^1$

素因数の和:201552

約数の個数: 32

約数和(自身を含む): 1421741664

約数和(自身を除く): 777367050

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 201493, 402986, 604479, 1208958, 2619409, 5238818, 7858227, 8261213, 15716454, 16522426, 24783639, 49567278, 107395769, 214791538, 322187307, 644374614]

約数ペア:

[(1, 644374614), (2, 322187307), (3, 214791538), (6, 107395769), (13, 49567278), (26, 24783639), (39, 16522426), (41, 15716454), (78, 8261213), (82, 7858227), (123, 5238818), (246, 2619409), (533, 1208958), (1066, 604479), (1599, 402986), (3198, 201493)]