71401924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 144506880

約数和(自身を除く): 73104956

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 223, 383, 418, 446, 766, 836, 892, 1532, 2453, 4213, 4237, 4906, 7277, 8426, 8474, 9812, 14554, 16852, 16948, 29108, 46607, 80047, 85409, 93214, 160094, 170818, 186428, 320188, 341636, 939499, 1622771, 1878998, 3245542, 3757996, 6491084, 17850481, 35700962, 71401924]

約数ペア:

[(1, 71401924), (2, 35700962), (4, 17850481), (11, 6491084), (19, 3757996), (22, 3245542), (38, 1878998), (44, 1622771), (76, 939499), (209, 341636), (223, 320188), (383, 186428), (418, 170818), (446, 160094), (766, 93214), (836, 85409), (892, 80047), (1532, 46607), (2453, 29108), (4213, 16948), (4237, 16852), (4906, 14554), (7277, 9812), (8426, 8474)]