156900387

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 247859712

約数和(自身を除く): 90959325

約数列:

[1, 3, 7, 21, 37, 111, 113, 259, 339, 777, 791, 1787, 2373, 4181, 5361, 12509, 12543, 29267, 37527, 66119, 87801, 198357, 201931, 462833, 605793, 1388499, 1413517, 4240551, 7471447, 22414341, 52300129, 156900387]

約数ペア:

[(1, 156900387), (3, 52300129), (7, 22414341), (21, 7471447), (37, 4240551), (111, 1413517), (113, 1388499), (259, 605793), (339, 462833), (777, 201931), (791, 198357), (1787, 87801), (2373, 66119), (4181, 37527), (5361, 29267), (12509, 12543)]