68172855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{953}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 115395840

約数和(自身を除く): 47222985

約数列:

[1, 3, 5, 15, 19, 57, 95, 251, 285, 753, 953, 1255, 2859, 3765, 4765, 4769, 14295, 14307, 18107, 23845, 54321, 71535, 90535, 239203, 271605, 717609, 1196015, 3588045, 4544857, 13634571, 22724285, 68172855]

約数ペア:

[(1, 68172855), (3, 22724285), (5, 13634571), (15, 4544857), (19, 3588045), (57, 1196015), (95, 717609), (251, 271605), (285, 239203), (753, 90535), (953, 71535), (1255, 54321), (2859, 23845), (3765, 18107), (4765, 14307), (4769, 14295)]