888216255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{8353}}^1$

素因数の和:8520

約数の個数: 48

約数和(自身を含む): 1642062240

約数和(自身を除く): 753845985

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 139, 153, 255, 417, 695, 765, 1251, 2085, 2363, 6255, 7089, 8353, 11815, 21267, 25059, 35445, 41765, 75177, 106335, 125295, 142001, 375885, 426003, 710005, 1161067, 1278009, 2130015, 3483201, 5805335, 6390045, 10449603, 17416005, 19738139, 52248015, 59214417, 98690695, 177643251, 296072085, 888216255]

約数ペア:

[(1, 888216255), (3, 296072085), (5, 177643251), (9, 98690695), (15, 59214417), (17, 52248015), (45, 19738139), (51, 17416005), (85, 10449603), (139, 6390045), (153, 5805335), (255, 3483201), (417, 2130015), (695, 1278009), (765, 1161067), (1251, 710005), (2085, 426003), (2363, 375885), (6255, 142001), (7089, 125295), (8353, 106335), (11815, 75177), (21267, 41765), (25059, 35445)]