1971405

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 3715200

約数和(自身を除く): 1743795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 859, 2295, 2577, 4295, 7731, 12885, 14603, 23193, 38655, 43809, 73015, 115965, 131427, 219045, 394281, 657135, 1971405]

約数ペア:

[(1, 1971405), (3, 657135), (5, 394281), (9, 219045), (15, 131427), (17, 115965), (27, 73015), (45, 43809), (51, 38655), (85, 23193), (135, 14603), (153, 12885), (255, 7731), (459, 4295), (765, 2577), (859, 2295)]