28431252

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 75315240

約数和(自身を除く): 46883988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 113, 116, 174, 226, 241, 261, 339, 348, 452, 482, 522, 678, 723, 964, 1017, 1044, 1356, 1446, 2034, 2169, 2892, 3277, 4068, 4338, 6554, 6989, 8676, 9831, 13108, 13978, 19662, 20967, 27233, 27956, 29493, 39324, 41934, 54466, 58986, 62901, 81699, 83868, 108932, 117972, 125802, 163398, 245097, 251604, 326796, 490194, 789757, 980388, 1579514, 2369271, 3159028, 4738542, 7107813, 9477084, 14215626, 28431252]

約数ペア:

[(1, 28431252), (2, 14215626), (3, 9477084), (4, 7107813), (6, 4738542), (9, 3159028), (12, 2369271), (18, 1579514), (29, 980388), (36, 789757), (58, 490194), (87, 326796), (113, 251604), (116, 245097), (174, 163398), (226, 125802), (241, 117972), (261, 108932), (339, 83868), (348, 81699), (452, 62901), (482, 58986), (522, 54466), (678, 41934), (723, 39324), (964, 29493), (1017, 27956), (1044, 27233), (1356, 20967), (1446, 19662), (2034, 13978), (2169, 13108), (2892, 9831), (3277, 8676), (4068, 6989), (4338, 6554)]