2991812607

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{20443}}^1$

素因数の和:20580

約数の個数: 48

約数和(自身を含む): 5204878848

約数和(自身を除く): 2213066241

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 101, 161, 207, 303, 483, 707, 909, 1449, 2121, 2323, 6363, 6969, 16261, 20443, 20907, 48783, 61329, 143101, 146349, 183987, 429303, 470189, 1287909, 1410567, 2064743, 3291323, 4231701, 6194229, 9873969, 14453201, 18582687, 29621907, 43359603, 47489089, 130078809, 142467267, 332423623, 427401801, 997270869, 2991812607]

約数ペア:

[(1, 2991812607), (3, 997270869), (7, 427401801), (9, 332423623), (21, 142467267), (23, 130078809), (63, 47489089), (69, 43359603), (101, 29621907), (161, 18582687), (207, 14453201), (303, 9873969), (483, 6194229), (707, 4231701), (909, 3291323), (1449, 2064743), (2121, 1410567), (2323, 1287909), (6363, 470189), (6969, 429303), (16261, 183987), (20443, 146349), (20907, 143101), (48783, 61329)]