189989154

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 449579520

約数和(自身を除く): 259590366

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 79, 111, 138, 157, 158, 207, 222, 237, 314, 333, 414, 471, 474, 666, 711, 851, 942, 1413, 1422, 1702, 1817, 2553, 2826, 2923, 3611, 3634, 5106, 5451, 5809, 5846, 7222, 7659, 8769, 10833, 10902, 11618, 12403, 15318, 16353, 17427, 17538, 21666, 24806, 26307, 32499, 32706, 34854, 37209, 52281, 52614, 64998, 67229, 74418, 104562, 111627, 133607, 134458, 201687, 223254, 267214, 285269, 400821, 403374, 458911, 570538, 605061, 801642, 855807, 917822, 1202463, 1210122, 1376733, 1711614, 2404926, 2567421, 2753466, 4130199, 5134842, 8260398, 10554953, 21109906, 31664859, 63329718, 94994577, 189989154]

約数ペア:

[(1, 189989154), (2, 94994577), (3, 63329718), (6, 31664859), (9, 21109906), (18, 10554953), (23, 8260398), (37, 5134842), (46, 4130199), (69, 2753466), (74, 2567421), (79, 2404926), (111, 1711614), (138, 1376733), (157, 1210122), (158, 1202463), (207, 917822), (222, 855807), (237, 801642), (314, 605061), (333, 570538), (414, 458911), (471, 403374), (474, 400821), (666, 285269), (711, 267214), (851, 223254), (942, 201687), (1413, 134458), (1422, 133607), (1702, 111627), (1817, 104562), (2553, 74418), (2826, 67229), (2923, 64998), (3611, 52614), (3634, 52281), (5106, 37209), (5451, 34854), (5809, 32706), (5846, 32499), (7222, 26307), (7659, 24806), (8769, 21666), (10833, 17538), (10902, 17427), (11618, 16353), (12403, 15318)]