257418172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4603}}^1$

素因数の和:4690

約数の個数: 48

約数和(自身を含む): 519773184

約数和(自身を除く): 262355012

約数列:

[1, 2, 4, 11, 22, 31, 41, 44, 62, 82, 124, 164, 341, 451, 682, 902, 1271, 1364, 1804, 2542, 4603, 5084, 9206, 13981, 18412, 27962, 50633, 55924, 101266, 142693, 188723, 202532, 285386, 377446, 570772, 754892, 1569623, 2075953, 3139246, 4151906, 5850413, 6278492, 8303812, 11700826, 23401652, 64354543, 128709086, 257418172]

約数ペア:

[(1, 257418172), (2, 128709086), (4, 64354543), (11, 23401652), (22, 11700826), (31, 8303812), (41, 6278492), (44, 5850413), (62, 4151906), (82, 3139246), (124, 2075953), (164, 1569623), (341, 754892), (451, 570772), (682, 377446), (902, 285386), (1271, 202532), (1364, 188723), (1804, 142693), (2542, 101266), (4603, 55924), (5084, 50633), (9206, 27962), (13981, 18412)]