15222116

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 36126720

約数和(自身を除く): 20904604

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 71, 76, 91, 124, 133, 142, 182, 217, 247, 266, 284, 364, 403, 434, 494, 497, 532, 589, 806, 868, 923, 988, 994, 1178, 1349, 1612, 1729, 1846, 1988, 2201, 2356, 2698, 2821, 3458, 3692, 4123, 4402, 5396, 5642, 6461, 6916, 7657, 8246, 8804, 9443, 11284, 12922, 15314, 15407, 16492, 17537, 18886, 25844, 28613, 30628, 30814, 35074, 37772, 41819, 53599, 57226, 61628, 70148, 83638, 107198, 114452, 122759, 167276, 200291, 214396, 245518, 292733, 400582, 491036, 543647, 585466, 801164, 1087294, 1170932, 2174588, 3805529, 7611058, 15222116]

約数ペア:

[(1, 15222116), (2, 7611058), (4, 3805529), (7, 2174588), (13, 1170932), (14, 1087294), (19, 801164), (26, 585466), (28, 543647), (31, 491036), (38, 400582), (52, 292733), (62, 245518), (71, 214396), (76, 200291), (91, 167276), (124, 122759), (133, 114452), (142, 107198), (182, 83638), (217, 70148), (247, 61628), (266, 57226), (284, 53599), (364, 41819), (403, 37772), (434, 35074), (494, 30814), (497, 30628), (532, 28613), (589, 25844), (806, 18886), (868, 17537), (923, 16492), (988, 15407), (994, 15314), (1178, 12922), (1349, 11284), (1612, 9443), (1729, 8804), (1846, 8246), (1988, 7657), (2201, 6916), (2356, 6461), (2698, 5642), (2821, 5396), (3458, 4402), (3692, 4123)]