204400887

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 291962880

約数和(自身を除く): 87561993

約数列:

[1, 3, 31, 43, 79, 93, 129, 237, 647, 1333, 1941, 2449, 3397, 3999, 7347, 10191, 20057, 27821, 51113, 60171, 83463, 105307, 153339, 315921, 862451, 1584503, 2197859, 2587353, 4753509, 6593577, 68133629, 204400887]

約数ペア:

[(1, 204400887), (3, 68133629), (31, 6593577), (43, 4753509), (79, 2587353), (93, 2197859), (129, 1584503), (237, 862451), (647, 315921), (1333, 153339), (1941, 105307), (2449, 83463), (3397, 60171), (3999, 51113), (7347, 27821), (10191, 20057)]