61515916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 137758208

約数和(自身を除く): 76242292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 121, 134, 154, 242, 268, 271, 308, 469, 484, 542, 737, 847, 938, 1084, 1474, 1694, 1876, 1897, 2948, 2981, 3388, 3794, 5159, 5962, 7588, 8107, 10318, 11924, 16214, 18157, 20636, 20867, 32428, 32791, 36314, 41734, 56749, 65582, 72628, 83468, 113498, 127099, 131164, 199727, 226996, 229537, 254198, 399454, 459074, 508396, 798908, 918148, 1398089, 2196997, 2796178, 4393994, 5592356, 8787988, 15378979, 30757958, 61515916]

約数ペア:

[(1, 61515916), (2, 30757958), (4, 15378979), (7, 8787988), (11, 5592356), (14, 4393994), (22, 2796178), (28, 2196997), (44, 1398089), (67, 918148), (77, 798908), (121, 508396), (134, 459074), (154, 399454), (242, 254198), (268, 229537), (271, 226996), (308, 199727), (469, 131164), (484, 127099), (542, 113498), (737, 83468), (847, 72628), (938, 65582), (1084, 56749), (1474, 41734), (1694, 36314), (1876, 32791), (1897, 32428), (2948, 20867), (2981, 20636), (3388, 18157), (3794, 16214), (5159, 11924), (5962, 10318), (7588, 8107)]