2123451369

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1853

約数の個数: 72

約数和(自身を含む): 3565074240

約数和(自身を除く): 1441622871

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 169, 243, 261, 351, 377, 507, 783, 1053, 1131, 1521, 1783, 2349, 3159, 3393, 4563, 4901, 5349, 7047, 10179, 13689, 14703, 16047, 23179, 30537, 41067, 44109, 48141, 51707, 69537, 91611, 132327, 144423, 155121, 208611, 301327, 396981, 433269, 465363, 625833, 672191, 903981, 1190943, 1396089, 1877499, 2016573, 2711943, 4188267, 5632497, 6049719, 8135829, 8738483, 12564801, 18149157, 24407487, 26215449, 54447471, 73222461, 78646347, 163342413, 235939041, 707817123, 2123451369]

約数ペア:

[(1, 2123451369), (3, 707817123), (9, 235939041), (13, 163342413), (27, 78646347), (29, 73222461), (39, 54447471), (81, 26215449), (87, 24407487), (117, 18149157), (169, 12564801), (243, 8738483), (261, 8135829), (351, 6049719), (377, 5632497), (507, 4188267), (783, 2711943), (1053, 2016573), (1131, 1877499), (1521, 1396089), (1783, 1190943), (2349, 903981), (3159, 672191), (3393, 625833), (4563, 465363), (4901, 433269), (5349, 396981), (7047, 301327), (10179, 208611), (13689, 155121), (14703, 144423), (16047, 132327), (23179, 91611), (30537, 69537), (41067, 51707), (44109, 48141)]