64019826

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1997}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 150545304

約数和(自身を除く): 86525478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 234, 274, 411, 822, 1233, 1781, 1997, 2466, 3562, 3994, 5343, 5991, 10686, 11982, 16029, 17973, 25961, 32058, 35946, 51922, 77883, 155766, 233649, 273589, 467298, 547178, 820767, 1641534, 2462301, 3556657, 4924602, 7113314, 10669971, 21339942, 32009913, 64019826]

約数ペア:

[(1, 64019826), (2, 32009913), (3, 21339942), (6, 10669971), (9, 7113314), (13, 4924602), (18, 3556657), (26, 2462301), (39, 1641534), (78, 820767), (117, 547178), (137, 467298), (234, 273589), (274, 233649), (411, 155766), (822, 77883), (1233, 51922), (1781, 35946), (1997, 32058), (2466, 25961), (3562, 17973), (3994, 16029), (5343, 11982), (5991, 10686)]