70990305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1381}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 119404800

約数和(自身を除く): 48414495

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 1381, 2235, 3427, 4143, 6905, 10281, 17135, 20715, 31763, 51405, 95289, 158815, 205769, 476445, 617307, 1028845, 3086535, 4732687, 14198061, 23663435, 70990305]

約数ペア:

[(1, 70990305), (3, 23663435), (5, 14198061), (15, 4732687), (23, 3086535), (69, 1028845), (115, 617307), (149, 476445), (345, 205769), (447, 158815), (745, 95289), (1381, 51405), (2235, 31763), (3427, 20715), (4143, 17135), (6905, 10281)]