291036339

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 491976576

約数和(自身を除く): 200940237

約数列:

[1, 3, 9, 11, 31, 33, 37, 93, 99, 111, 121, 233, 279, 333, 341, 363, 407, 699, 1023, 1089, 1147, 1221, 2097, 2563, 3069, 3441, 3663, 3751, 4477, 7223, 7689, 8621, 10323, 11253, 12617, 13431, 21669, 23067, 25863, 28193, 33759, 37851, 40293, 65007, 77589, 79453, 84579, 94831, 113553, 138787, 238359, 253737, 267251, 284493, 416361, 715077, 801753, 853479, 873983, 1043141, 1249083, 2405259, 2621949, 2939761, 3129423, 7865847, 8819283, 9388269, 26457849, 32337371, 97012113, 291036339]

約数ペア:

[(1, 291036339), (3, 97012113), (9, 32337371), (11, 26457849), (31, 9388269), (33, 8819283), (37, 7865847), (93, 3129423), (99, 2939761), (111, 2621949), (121, 2405259), (233, 1249083), (279, 1043141), (333, 873983), (341, 853479), (363, 801753), (407, 715077), (699, 416361), (1023, 284493), (1089, 267251), (1147, 253737), (1221, 238359), (2097, 138787), (2563, 113553), (3069, 94831), (3441, 84579), (3663, 79453), (3751, 77589), (4477, 65007), (7223, 40293), (7689, 37851), (8621, 33759), (10323, 28193), (11253, 25863), (12617, 23067), (13431, 21669)]