154905909

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 218211840

約数和(自身を除く): 63305931

約数列:

[1, 3, 43, 53, 129, 139, 159, 163, 417, 489, 2279, 5977, 6837, 7009, 7367, 8639, 17931, 21027, 22101, 22657, 25917, 67971, 316781, 371477, 950343, 974251, 1114431, 1200821, 2922753, 3602463, 51635303, 154905909]

約数ペア:

[(1, 154905909), (3, 51635303), (43, 3602463), (53, 2922753), (129, 1200821), (139, 1114431), (159, 974251), (163, 950343), (417, 371477), (489, 316781), (2279, 67971), (5977, 25917), (6837, 22657), (7009, 22101), (7367, 21027), (8639, 17931)]