210004605

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{613}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 381603456

約数和(自身を除く): 171598851

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 331, 345, 613, 993, 1035, 1655, 1839, 2979, 3065, 4965, 5517, 7613, 9195, 14099, 14895, 22839, 27585, 38065, 42297, 68517, 70495, 114195, 126891, 202903, 211485, 342585, 608709, 634455, 1014515, 1826127, 3043545, 4666769, 9130635, 14000307, 23333845, 42000921, 70001535, 210004605]

約数ペア:

[(1, 210004605), (3, 70001535), (5, 42000921), (9, 23333845), (15, 14000307), (23, 9130635), (45, 4666769), (69, 3043545), (115, 1826127), (207, 1014515), (331, 634455), (345, 608709), (613, 342585), (993, 211485), (1035, 202903), (1655, 126891), (1839, 114195), (2979, 70495), (3065, 68517), (4965, 42297), (5517, 38065), (7613, 27585), (9195, 22839), (14099, 14895)]