390687678

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{99109}}^1$

素因数の和:99193

約数の個数: 32

約数和(自身を含む): 880096800

約数和(自身を除く): 489409122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 99109, 198218, 297327, 594654, 891981, 1783962, 2675943, 5351886, 7234957, 14469914, 21704871, 43409742, 65114613, 130229226, 195343839, 390687678]

約数ペア:

[(1, 390687678), (2, 195343839), (3, 130229226), (6, 65114613), (9, 43409742), (18, 21704871), (27, 14469914), (54, 7234957), (73, 5351886), (146, 2675943), (219, 1783962), (438, 891981), (657, 594654), (1314, 297327), (1971, 198218), (3942, 99109)]