67886715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 125314560

約数和(自身を除く): 57427845

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 73, 95, 195, 219, 247, 251, 285, 365, 741, 753, 949, 1095, 1235, 1255, 1387, 2847, 3263, 3705, 3765, 4161, 4745, 4769, 6935, 9789, 14235, 14307, 16315, 18031, 18323, 20805, 23845, 48945, 54093, 54969, 61997, 71535, 90155, 91615, 185991, 238199, 270465, 274845, 309985, 348137, 714597, 929955, 1044411, 1190995, 1740685, 3572985, 4525781, 5222055, 13577343, 22628905, 67886715]

約数ペア:

[(1, 67886715), (3, 22628905), (5, 13577343), (13, 5222055), (15, 4525781), (19, 3572985), (39, 1740685), (57, 1190995), (65, 1044411), (73, 929955), (95, 714597), (195, 348137), (219, 309985), (247, 274845), (251, 270465), (285, 238199), (365, 185991), (741, 91615), (753, 90155), (949, 71535), (1095, 61997), (1235, 54969), (1255, 54093), (1387, 48945), (2847, 23845), (3263, 20805), (3705, 18323), (3765, 18031), (4161, 16315), (4745, 14307), (4769, 14235), (6935, 9789)]