721098

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 1834560

約数和(自身を除く): 1113462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 97, 118, 126, 177, 194, 291, 354, 413, 531, 582, 679, 826, 873, 1062, 1239, 1358, 1746, 2037, 2478, 3717, 4074, 5723, 6111, 7434, 11446, 12222, 17169, 34338, 40061, 51507, 80122, 103014, 120183, 240366, 360549, 721098]

約数ペア:

[(1, 721098), (2, 360549), (3, 240366), (6, 120183), (7, 103014), (9, 80122), (14, 51507), (18, 40061), (21, 34338), (42, 17169), (59, 12222), (63, 11446), (97, 7434), (118, 6111), (126, 5723), (177, 4074), (194, 3717), (291, 2478), (354, 2037), (413, 1746), (531, 1358), (582, 1239), (679, 1062), (826, 873)]