215804589

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 400404480

約数和(自身を除く): 184599891

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 47, 77, 91, 121, 139, 141, 143, 231, 273, 329, 363, 417, 429, 517, 611, 847, 973, 987, 1001, 1529, 1551, 1573, 1807, 1833, 2541, 2919, 3003, 3619, 4277, 4587, 4719, 5421, 5687, 6533, 6721, 10703, 10857, 11011, 12649, 12831, 16819, 17061, 19599, 19877, 20163, 32109, 33033, 37947, 39809, 45731, 47047, 50457, 59631, 71863, 73931, 84929, 117733, 119427, 137193, 139139, 141141, 215589, 218647, 221793, 254787, 353199, 417417, 503041, 517517, 594503, 655941, 790493, 934219, 1509123, 1530529, 1552551, 1783509, 2371479, 2802657, 4591587, 5533451, 6539533, 10276409, 16600353, 19618599, 30829227, 71934863, 215804589]

約数ペア:

[(1, 215804589), (3, 71934863), (7, 30829227), (11, 19618599), (13, 16600353), (21, 10276409), (33, 6539533), (39, 5533451), (47, 4591587), (77, 2802657), (91, 2371479), (121, 1783509), (139, 1552551), (141, 1530529), (143, 1509123), (231, 934219), (273, 790493), (329, 655941), (363, 594503), (417, 517517), (429, 503041), (517, 417417), (611, 353199), (847, 254787), (973, 221793), (987, 218647), (1001, 215589), (1529, 141141), (1551, 139139), (1573, 137193), (1807, 119427), (1833, 117733), (2541, 84929), (2919, 73931), (3003, 71863), (3619, 59631), (4277, 50457), (4587, 47047), (4719, 45731), (5421, 39809), (5687, 37947), (6533, 33033), (6721, 32109), (10703, 20163), (10857, 19877), (11011, 19599), (12649, 17061), (12831, 16819)]