137886987

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 214179840

約数和(自身を除く): 76292853

約数列:

[1, 3, 7, 21, 83, 239, 249, 331, 581, 717, 993, 1673, 1743, 2317, 5019, 6951, 19837, 27473, 59511, 79109, 82419, 138859, 192311, 237327, 416577, 553763, 576933, 1661289, 6566047, 19698141, 45962329, 137886987]

約数ペア:

[(1, 137886987), (3, 45962329), (7, 19698141), (21, 6566047), (83, 1661289), (239, 576933), (249, 553763), (331, 416577), (581, 237327), (717, 192311), (993, 138859), (1673, 82419), (1743, 79109), (2317, 59511), (5019, 27473), (6951, 19837)]