28645218

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{75781}}^1$

素因数の和:75799

約数の個数: 32

約数和(自身を含む): 72750720

約数和(自身を除く): 44105502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 75781, 151562, 227343, 454686, 530467, 682029, 1060934, 1364058, 1591401, 2046087, 3182802, 4092174, 4774203, 9548406, 14322609, 28645218]

約数ペア:

[(1, 28645218), (2, 14322609), (3, 9548406), (6, 4774203), (7, 4092174), (9, 3182802), (14, 2046087), (18, 1591401), (21, 1364058), (27, 1060934), (42, 682029), (54, 530467), (63, 454686), (126, 227343), (189, 151562), (378, 75781)]