383969690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17477}}^1$

素因数の和:17523

約数の個数: 32

約数和(自身を含む): 748757520

約数和(自身を除く): 364787830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 4394, 10985, 17477, 21970, 34954, 87385, 174770, 227201, 454402, 1136005, 2272010, 2953613, 5907226, 14768065, 29536130, 38396969, 76793938, 191984845, 383969690]

約数ペア:

[(1, 383969690), (2, 191984845), (5, 76793938), (10, 38396969), (13, 29536130), (26, 14768065), (65, 5907226), (130, 2953613), (169, 2272010), (338, 1136005), (845, 454402), (1690, 227201), (2197, 174770), (4394, 87385), (10985, 34954), (17477, 21970)]