428256252

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 1110301920

約数和(自身を除く): 682045668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 89, 146, 178, 219, 267, 292, 356, 438, 534, 657, 801, 876, 1068, 1314, 1602, 1831, 2628, 3204, 3662, 5493, 6497, 7324, 10986, 12994, 16479, 19491, 21972, 25988, 32958, 38982, 58473, 65916, 77964, 116946, 133663, 162959, 233892, 267326, 325918, 400989, 488877, 534652, 651836, 801978, 977754, 1202967, 1466631, 1603956, 1955508, 2405934, 2933262, 4811868, 5866524, 11896007, 23792014, 35688021, 47584028, 71376042, 107064063, 142752084, 214128126, 428256252]

約数ペア:

[(1, 428256252), (2, 214128126), (3, 142752084), (4, 107064063), (6, 71376042), (9, 47584028), (12, 35688021), (18, 23792014), (36, 11896007), (73, 5866524), (89, 4811868), (146, 2933262), (178, 2405934), (219, 1955508), (267, 1603956), (292, 1466631), (356, 1202967), (438, 977754), (534, 801978), (657, 651836), (801, 534652), (876, 488877), (1068, 400989), (1314, 325918), (1602, 267326), (1831, 233892), (2628, 162959), (3204, 133663), (3662, 116946), (5493, 77964), (6497, 65916), (7324, 58473), (10986, 38982), (12994, 32958), (16479, 25988), (19491, 21972)]