67879215

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9859}}^1$

素因数の和:9893

約数の個数: 40

約数和(自身を含む): 128850480

約数和(自身を除く): 60971265

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 9859, 29577, 49295, 88731, 147885, 167603, 266193, 443655, 502809, 798579, 838015, 1330965, 1508427, 2514045, 3992895, 4525281, 7542135, 13575843, 22626405, 67879215]

約数ペア:

[(1, 67879215), (3, 22626405), (5, 13575843), (9, 7542135), (15, 4525281), (17, 3992895), (27, 2514045), (45, 1508427), (51, 1330965), (81, 838015), (85, 798579), (135, 502809), (153, 443655), (255, 266193), (405, 167603), (459, 147885), (765, 88731), (1377, 49295), (2295, 29577), (6885, 9859)]