1520914031

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{15461}}^1$

素因数の和:15551

約数の個数: 32

約数和(自身を含む): 1994969088

約数和(自身を除く): 474055057

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 611, 1081, 2093, 4277, 7567, 14053, 15461, 98371, 108227, 200993, 355603, 726667, 1406951, 2489221, 4622839, 5086669, 9446671, 16713341, 32359873, 66126697, 116993387, 217273433, 1520914031]

約数ペア:

[(1, 1520914031), (7, 217273433), (13, 116993387), (23, 66126697), (47, 32359873), (91, 16713341), (161, 9446671), (299, 5086669), (329, 4622839), (611, 2489221), (1081, 1406951), (2093, 726667), (4277, 355603), (7567, 200993), (14053, 108227), (15461, 98371)]