16878225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2473}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 34358912

約数和(自身を除く): 17480687

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 2473, 6825, 7419, 12365, 17311, 32149, 37095, 51933, 61825, 86555, 96447, 160745, 185475, 225043, 259665, 432775, 482235, 675129, 803725, 1125215, 1298325, 2411175, 3375645, 5626075, 16878225]

約数ペア:

[(1, 16878225), (3, 5626075), (5, 3375645), (7, 2411175), (13, 1298325), (15, 1125215), (21, 803725), (25, 675129), (35, 482235), (39, 432775), (65, 259665), (75, 225043), (91, 185475), (105, 160745), (175, 96447), (195, 86555), (273, 61825), (325, 51933), (455, 37095), (525, 32149), (975, 17311), (1365, 12365), (2275, 7419), (2473, 6825)]