158725658

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 311351040

約数和(自身を除く): 152625382

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 197, 233, 247, 266, 394, 466, 494, 1379, 1631, 1729, 2561, 2758, 3029, 3262, 3458, 3743, 4427, 5122, 6058, 7486, 8854, 17927, 21203, 26201, 30989, 35854, 42406, 45901, 48659, 52402, 57551, 61978, 91802, 97318, 115102, 321307, 340613, 402857, 596713, 642614, 681226, 805714, 872119, 1193426, 1744238, 4176991, 6104833, 8353982, 11337547, 12209666, 22675094, 79362829, 158725658]

約数ペア:

[(1, 158725658), (2, 79362829), (7, 22675094), (13, 12209666), (14, 11337547), (19, 8353982), (26, 6104833), (38, 4176991), (91, 1744238), (133, 1193426), (182, 872119), (197, 805714), (233, 681226), (247, 642614), (266, 596713), (394, 402857), (466, 340613), (494, 321307), (1379, 115102), (1631, 97318), (1729, 91802), (2561, 61978), (2758, 57551), (3029, 52402), (3262, 48659), (3458, 45901), (3743, 42406), (4427, 35854), (5122, 30989), (6058, 26201), (7486, 21203), (8854, 17927)]