289010985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 507396096

約数和(自身を除く): 218385111

約数列:

[1, 3, 5, 15, 23, 31, 61, 69, 93, 115, 155, 183, 305, 345, 443, 465, 713, 915, 1329, 1403, 1891, 2139, 2215, 3565, 4209, 5673, 6645, 7015, 9455, 10189, 10695, 13733, 21045, 27023, 28365, 30567, 41199, 43493, 50945, 68665, 81069, 130479, 135115, 152835, 205995, 217465, 315859, 405345, 621529, 652395, 837713, 947577, 1579295, 1864587, 2513139, 3107645, 4188565, 4737885, 9322935, 12565695, 19267399, 57802197, 96336995, 289010985]

約数ペア:

[(1, 289010985), (3, 96336995), (5, 57802197), (15, 19267399), (23, 12565695), (31, 9322935), (61, 4737885), (69, 4188565), (93, 3107645), (115, 2513139), (155, 1864587), (183, 1579295), (305, 947577), (345, 837713), (443, 652395), (465, 621529), (713, 405345), (915, 315859), (1329, 217465), (1403, 205995), (1891, 152835), (2139, 135115), (2215, 130479), (3565, 81069), (4209, 68665), (5673, 50945), (6645, 43493), (7015, 41199), (9455, 30567), (10189, 28365), (10695, 27023), (13733, 21045)]