30931065

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 62099136

約数和(自身を除く): 31168071

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 53, 55, 81, 99, 131, 135, 159, 165, 265, 297, 393, 405, 477, 495, 583, 655, 795, 891, 1179, 1431, 1441, 1485, 1749, 1965, 2385, 2915, 3537, 4293, 4323, 4455, 5247, 5895, 6943, 7155, 7205, 8745, 10611, 12969, 15741, 17685, 20829, 21465, 21615, 26235, 34715, 38907, 47223, 53055, 62487, 64845, 76373, 78705, 104145, 116721, 187461, 194535, 229119, 236115, 312435, 381865, 562383, 583605, 687357, 937305, 1145595, 2062071, 2811915, 3436785, 6186213, 10310355, 30931065]

約数ペア:

[(1, 30931065), (3, 10310355), (5, 6186213), (9, 3436785), (11, 2811915), (15, 2062071), (27, 1145595), (33, 937305), (45, 687357), (53, 583605), (55, 562383), (81, 381865), (99, 312435), (131, 236115), (135, 229119), (159, 194535), (165, 187461), (265, 116721), (297, 104145), (393, 78705), (405, 76373), (477, 64845), (495, 62487), (583, 53055), (655, 47223), (795, 38907), (891, 34715), (1179, 26235), (1431, 21615), (1441, 21465), (1485, 20829), (1749, 17685), (1965, 15741), (2385, 12969), (2915, 10611), (3537, 8745), (4293, 7205), (4323, 7155), (4455, 6943), (5247, 5895)]