2611161

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 4552704

約数和(自身を除く): 1941543

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 191, 217, 279, 441, 573, 651, 1337, 1519, 1719, 1953, 4011, 4557, 5921, 9359, 12033, 13671, 17763, 28077, 41447, 53289, 84231, 124341, 290129, 373023, 870387, 2611161]

約数ペア:

[(1, 2611161), (3, 870387), (7, 373023), (9, 290129), (21, 124341), (31, 84231), (49, 53289), (63, 41447), (93, 28077), (147, 17763), (191, 13671), (217, 12033), (279, 9359), (441, 5921), (573, 4557), (651, 4011), (1337, 1953), (1519, 1719)]