81089478

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 185008320

約数和(自身を除く): 103918842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 113, 137, 194, 226, 274, 291, 339, 411, 582, 678, 822, 873, 1017, 1233, 1746, 2034, 2466, 2619, 3051, 3699, 5238, 6102, 7398, 10961, 13289, 15481, 21922, 26578, 30962, 32883, 39867, 46443, 65766, 79734, 92886, 98649, 119601, 139329, 197298, 239202, 278658, 295947, 358803, 417987, 591894, 717606, 835974, 1501657, 3003314, 4504971, 9009942, 13514913, 27029826, 40544739, 81089478]

約数ペア:

[(1, 81089478), (2, 40544739), (3, 27029826), (6, 13514913), (9, 9009942), (18, 4504971), (27, 3003314), (54, 1501657), (97, 835974), (113, 717606), (137, 591894), (194, 417987), (226, 358803), (274, 295947), (291, 278658), (339, 239202), (411, 197298), (582, 139329), (678, 119601), (822, 98649), (873, 92886), (1017, 79734), (1233, 65766), (1746, 46443), (2034, 39867), (2466, 32883), (2619, 30962), (3051, 26578), (3699, 21922), (5238, 15481), (6102, 13289), (7398, 10961)]