15690515659

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 20722673664

約数和(自身を除く): 5032158005

約数列:

[1, 7, 13, 23, 43, 91, 161, 299, 301, 313, 557, 559, 989, 2093, 2191, 3899, 3913, 4069, 6923, 7199, 7241, 12811, 12857, 13459, 23951, 28483, 50393, 50687, 89677, 89999, 93587, 94213, 166543, 167657, 174341, 174967, 309557, 311363, 550873, 655109, 1165801, 1220387, 1224769, 2166899, 2179541, 2266433, 3856111, 4009843, 4024241, 7161349, 7496663, 15865031, 28068901, 28169687, 50129443, 52127959, 52476641, 97456619, 172423249, 364895713, 682196333, 1206962743, 2241502237, 15690515659]

約数ペア:

[(1, 15690515659), (7, 2241502237), (13, 1206962743), (23, 682196333), (43, 364895713), (91, 172423249), (161, 97456619), (299, 52476641), (301, 52127959), (313, 50129443), (557, 28169687), (559, 28068901), (989, 15865031), (2093, 7496663), (2191, 7161349), (3899, 4024241), (3913, 4009843), (4069, 3856111), (6923, 2266433), (7199, 2179541), (7241, 2166899), (12811, 1224769), (12857, 1220387), (13459, 1165801), (23951, 655109), (28483, 550873), (50393, 311363), (50687, 309557), (89677, 174967), (89999, 174341), (93587, 167657), (94213, 166543)]