156631839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{30197}}^1$

素因数の和:30239

約数の個数: 32

約数和(自身を含む): 270574080

約数和(自身を除く): 113942241

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 30197, 90591, 211379, 392561, 573743, 634137, 1177683, 1721229, 2747927, 4016201, 7458659, 8243781, 12048603, 22375977, 52210613, 156631839]

約数ペア:

[(1, 156631839), (3, 52210613), (7, 22375977), (13, 12048603), (19, 8243781), (21, 7458659), (39, 4016201), (57, 2747927), (91, 1721229), (133, 1177683), (247, 634137), (273, 573743), (399, 392561), (741, 211379), (1729, 90591), (5187, 30197)]