15460991

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 4860289

約数列:

[1, 7, 13, 23, 83, 89, 91, 161, 299, 581, 623, 1079, 1157, 1909, 2047, 2093, 7387, 7553, 8099, 13363, 14329, 24817, 26611, 51709, 96031, 169901, 173719, 186277, 672217, 1189307, 2208713, 15460991]

約数ペア:

[(1, 15460991), (7, 2208713), (13, 1189307), (23, 672217), (83, 186277), (89, 173719), (91, 169901), (161, 96031), (299, 51709), (581, 26611), (623, 24817), (1079, 14329), (1157, 13363), (1909, 8099), (2047, 7553), (2093, 7387)]