72542655

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 138741120

約数和(自身を除く): 66198465

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 73, 85, 135, 153, 219, 255, 365, 433, 459, 657, 765, 1095, 1241, 1299, 1971, 2165, 2295, 3285, 3723, 3897, 6205, 6495, 7361, 9855, 11169, 11691, 18615, 19485, 22083, 31609, 33507, 36805, 55845, 58455, 66249, 94827, 110415, 158045, 167535, 198747, 284481, 331245, 474135, 537353, 853443, 993735, 1422405, 1612059, 2686765, 4267215, 4836177, 8060295, 14508531, 24180885, 72542655]

約数ペア:

[(1, 72542655), (3, 24180885), (5, 14508531), (9, 8060295), (15, 4836177), (17, 4267215), (27, 2686765), (45, 1612059), (51, 1422405), (73, 993735), (85, 853443), (135, 537353), (153, 474135), (219, 331245), (255, 284481), (365, 198747), (433, 167535), (459, 158045), (657, 110415), (765, 94827), (1095, 66249), (1241, 58455), (1299, 55845), (1971, 36805), (2165, 33507), (2295, 31609), (3285, 22083), (3723, 19485), (3897, 18615), (6205, 11691), (6495, 11169), (7361, 9855)]