2008256481

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{463}}^1\times {\mathrm{569}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 3658287360

約数和(自身を除く): 1650030879

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 463, 569, 693, 847, 1089, 1389, 1707, 2541, 3241, 3983, 4167, 5093, 5121, 6259, 7623, 9723, 11949, 15279, 18777, 29169, 35651, 35847, 43813, 45837, 56023, 56331, 68849, 106953, 131439, 168069, 206547, 263447, 320859, 392161, 394317, 481943, 504207, 619641, 790341, 1176483, 1445829, 1844129, 2371023, 2897917, 3529449, 4337487, 5532387, 8693751, 16597161, 20285419, 26081253, 31877087, 60856257, 95631261, 182568771, 223139609, 286893783, 669418827, 2008256481]

約数ペア:

[(1, 2008256481), (3, 669418827), (7, 286893783), (9, 223139609), (11, 182568771), (21, 95631261), (33, 60856257), (63, 31877087), (77, 26081253), (99, 20285419), (121, 16597161), (231, 8693751), (363, 5532387), (463, 4337487), (569, 3529449), (693, 2897917), (847, 2371023), (1089, 1844129), (1389, 1445829), (1707, 1176483), (2541, 790341), (3241, 619641), (3983, 504207), (4167, 481943), (5093, 394317), (5121, 392161), (6259, 320859), (7623, 263447), (9723, 206547), (11949, 168069), (15279, 131439), (18777, 106953), (29169, 68849), (35651, 56331), (35847, 56023), (43813, 45837)]