28414425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 51191168

約数和(自身を除く): 22776743

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 151, 193, 195, 325, 453, 579, 755, 965, 975, 1963, 2265, 2509, 2895, 3775, 4825, 5889, 7527, 9815, 11325, 12545, 14475, 29143, 29445, 37635, 49075, 62725, 87429, 145715, 147225, 188175, 378859, 437145, 728575, 1136577, 1894295, 2185725, 5682885, 9471475, 28414425]

約数ペア:

[(1, 28414425), (3, 9471475), (5, 5682885), (13, 2185725), (15, 1894295), (25, 1136577), (39, 728575), (65, 437145), (75, 378859), (151, 188175), (193, 147225), (195, 145715), (325, 87429), (453, 62725), (579, 49075), (755, 37635), (965, 29445), (975, 29143), (1963, 14475), (2265, 12545), (2509, 11325), (2895, 9815), (3775, 7527), (4825, 5889)]