20214465

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 33716736

約数和(自身を除く): 13502271

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 235, 265, 541, 705, 795, 1623, 2491, 2705, 7473, 8115, 12455, 25427, 28673, 37365, 76281, 86019, 127135, 143365, 381405, 430095, 1347631, 4042893, 6738155, 20214465]

約数ペア:

[(1, 20214465), (3, 6738155), (5, 4042893), (15, 1347631), (47, 430095), (53, 381405), (141, 143365), (159, 127135), (235, 86019), (265, 76281), (541, 37365), (705, 28673), (795, 25427), (1623, 12455), (2491, 8115), (2705, 7473)]