28215396

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 79663584

約数和(自身を除く): 51448188

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1657, 1892, 2838, 3314, 4257, 4971, 5676, 6628, 8514, 9942, 14913, 17028, 18227, 19884, 29826, 36454, 54681, 59652, 71251, 72908, 109362, 142502, 164043, 213753, 218724, 285004, 328086, 427506, 641259, 656172, 783761, 855012, 1282518, 1567522, 2351283, 2565036, 3135044, 4702566, 7053849, 9405132, 14107698, 28215396]

約数ペア:

[(1, 28215396), (2, 14107698), (3, 9405132), (4, 7053849), (6, 4702566), (9, 3135044), (11, 2565036), (12, 2351283), (18, 1567522), (22, 1282518), (33, 855012), (36, 783761), (43, 656172), (44, 641259), (66, 427506), (86, 328086), (99, 285004), (129, 218724), (132, 213753), (172, 164043), (198, 142502), (258, 109362), (387, 72908), (396, 71251), (473, 59652), (516, 54681), (774, 36454), (946, 29826), (1419, 19884), (1548, 18227), (1657, 17028), (1892, 14913), (2838, 9942), (3314, 8514), (4257, 6628), (4971, 5676)]