9787890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 27131904

約数和(自身を除く): 17344014

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 127, 210, 254, 367, 381, 635, 734, 762, 889, 1101, 1270, 1778, 1835, 1905, 2202, 2569, 2667, 3670, 3810, 4445, 5138, 5334, 5505, 7707, 8890, 11010, 12845, 13335, 15414, 25690, 26670, 38535, 46609, 77070, 93218, 139827, 233045, 279654, 326263, 466090, 652526, 699135, 978789, 1398270, 1631315, 1957578, 3262630, 4893945, 9787890]

約数ペア:

[(1, 9787890), (2, 4893945), (3, 3262630), (5, 1957578), (6, 1631315), (7, 1398270), (10, 978789), (14, 699135), (15, 652526), (21, 466090), (30, 326263), (35, 279654), (42, 233045), (70, 139827), (105, 93218), (127, 77070), (210, 46609), (254, 38535), (367, 26670), (381, 25690), (635, 15414), (734, 13335), (762, 12845), (889, 11010), (1101, 8890), (1270, 7707), (1778, 5505), (1835, 5334), (1905, 5138), (2202, 4445), (2569, 3810), (2667, 3670)]