64698543

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 115891776

約数和(自身を除く): 51193233

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 197, 273, 401, 591, 819, 1203, 1379, 1773, 2561, 2807, 3609, 4137, 5213, 7683, 8421, 12411, 15639, 17927, 23049, 25263, 36491, 46917, 53781, 78997, 109473, 161343, 236991, 328419, 552979, 710973, 1026961, 1658937, 3080883, 4976811, 7188727, 9242649, 21566181, 64698543]

約数ペア:

[(1, 64698543), (3, 21566181), (7, 9242649), (9, 7188727), (13, 4976811), (21, 3080883), (39, 1658937), (63, 1026961), (91, 710973), (117, 552979), (197, 328419), (273, 236991), (401, 161343), (591, 109473), (819, 78997), (1203, 53781), (1379, 46917), (1773, 36491), (2561, 25263), (2807, 23049), (3609, 17927), (4137, 15639), (5213, 12411), (7683, 8421)]