1808586

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 4324320

約数和(自身を除く): 2515734

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 131, 177, 234, 262, 354, 393, 531, 767, 786, 1062, 1179, 1534, 1703, 2301, 2358, 3406, 4602, 5109, 6903, 7729, 10218, 13806, 15327, 15458, 23187, 30654, 46374, 69561, 100477, 139122, 200954, 301431, 602862, 904293, 1808586]

約数ペア:

[(1, 1808586), (2, 904293), (3, 602862), (6, 301431), (9, 200954), (13, 139122), (18, 100477), (26, 69561), (39, 46374), (59, 30654), (78, 23187), (117, 15458), (118, 15327), (131, 13806), (177, 10218), (234, 7729), (262, 6903), (354, 5109), (393, 4602), (531, 3406), (767, 2358), (786, 2301), (1062, 1703), (1179, 1534)]