28631556

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{4651}}^1$

素因数の和:4686

約数の個数: 60

約数和(自身を含む): 78804880

約数和(自身を除く): 50173324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 4651, 6156, 9302, 13953, 18604, 27906, 41859, 55812, 83718, 88369, 125577, 167436, 176738, 251154, 265107, 353476, 376731, 502308, 530214, 753462, 795321, 1060428, 1506924, 1590642, 2385963, 3181284, 4771926, 7157889, 9543852, 14315778, 28631556]

約数ペア:

[(1, 28631556), (2, 14315778), (3, 9543852), (4, 7157889), (6, 4771926), (9, 3181284), (12, 2385963), (18, 1590642), (19, 1506924), (27, 1060428), (36, 795321), (38, 753462), (54, 530214), (57, 502308), (76, 376731), (81, 353476), (108, 265107), (114, 251154), (162, 176738), (171, 167436), (228, 125577), (324, 88369), (342, 83718), (513, 55812), (684, 41859), (1026, 27906), (1539, 18604), (2052, 13953), (3078, 9302), (4651, 6156)]