1640672033

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 2241550080

約数和(自身を除く): 600878047

約数列:

[1, 7, 11, 13, 77, 91, 109, 121, 143, 763, 847, 1001, 1199, 1367, 1417, 1573, 8393, 9569, 9919, 11011, 13189, 15037, 15587, 17771, 92323, 105259, 109109, 124397, 149003, 165407, 171457, 195481, 1043021, 1157849, 1200199, 1368367, 1639033, 1937039, 2150291, 11473231, 13559273, 15052037, 18029363, 21307429, 126205541, 149152003, 234381719, 1640672033]

約数ペア:

[(1, 1640672033), (7, 234381719), (11, 149152003), (13, 126205541), (77, 21307429), (91, 18029363), (109, 15052037), (121, 13559273), (143, 11473231), (763, 2150291), (847, 1937039), (1001, 1639033), (1199, 1368367), (1367, 1200199), (1417, 1157849), (1573, 1043021), (8393, 195481), (9569, 171457), (9919, 165407), (11011, 149003), (13189, 124397), (15037, 109109), (15587, 105259), (17771, 92323)]