28433988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1217}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 79803360

約数和(自身を除く): 51369372

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 59, 66, 99, 118, 132, 177, 198, 236, 354, 396, 531, 649, 708, 1062, 1217, 1298, 1947, 2124, 2434, 2596, 3651, 3894, 4868, 5841, 7302, 7788, 10953, 11682, 13387, 14604, 21906, 23364, 26774, 40161, 43812, 53548, 71803, 80322, 120483, 143606, 160644, 215409, 240966, 287212, 430818, 481932, 646227, 789833, 861636, 1292454, 1579666, 2369499, 2584908, 3159332, 4738998, 7108497, 9477996, 14216994, 28433988]

約数ペア:

[(1, 28433988), (2, 14216994), (3, 9477996), (4, 7108497), (6, 4738998), (9, 3159332), (11, 2584908), (12, 2369499), (18, 1579666), (22, 1292454), (33, 861636), (36, 789833), (44, 646227), (59, 481932), (66, 430818), (99, 287212), (118, 240966), (132, 215409), (177, 160644), (198, 143606), (236, 120483), (354, 80322), (396, 71803), (531, 53548), (649, 43812), (708, 40161), (1062, 26774), (1217, 23364), (1298, 21906), (1947, 14604), (2124, 13387), (2434, 11682), (2596, 10953), (3651, 7788), (3894, 7302), (4868, 5841)]