28474428

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 68647040

約数和(自身を除く): 40172612

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 397, 417, 516, 556, 794, 834, 1191, 1588, 1668, 2382, 4764, 5977, 11954, 17071, 17931, 23908, 34142, 35862, 51213, 55183, 68284, 71724, 102426, 110366, 165549, 204852, 220732, 331098, 662196, 2372869, 4745738, 7118607, 9491476, 14237214, 28474428]

約数ペア:

[(1, 28474428), (2, 14237214), (3, 9491476), (4, 7118607), (6, 4745738), (12, 2372869), (43, 662196), (86, 331098), (129, 220732), (139, 204852), (172, 165549), (258, 110366), (278, 102426), (397, 71724), (417, 68284), (516, 55183), (556, 51213), (794, 35862), (834, 34142), (1191, 23908), (1588, 17931), (1668, 17071), (2382, 11954), (4764, 5977)]