72971613

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 130122720

約数和(自身を除く): 57151107

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 59, 93, 99, 117, 143, 177, 279, 341, 403, 429, 531, 649, 767, 961, 1023, 1209, 1287, 1829, 1947, 2301, 2883, 3069, 3627, 4433, 5487, 5841, 6903, 8437, 8649, 10571, 12493, 13299, 16461, 20119, 23777, 25311, 31713, 37479, 39897, 56699, 60357, 71331, 75933, 95139, 112437, 137423, 170097, 181071, 213993, 261547, 412269, 510291, 623689, 737087, 784641, 1236807, 1871067, 2211261, 2353923, 5613201, 6633783, 8107957, 24323871, 72971613]

約数ペア:

[(1, 72971613), (3, 24323871), (9, 8107957), (11, 6633783), (13, 5613201), (31, 2353923), (33, 2211261), (39, 1871067), (59, 1236807), (93, 784641), (99, 737087), (117, 623689), (143, 510291), (177, 412269), (279, 261547), (341, 213993), (403, 181071), (429, 170097), (531, 137423), (649, 112437), (767, 95139), (961, 75933), (1023, 71331), (1209, 60357), (1287, 56699), (1829, 39897), (1947, 37479), (2301, 31713), (2883, 25311), (3069, 23777), (3627, 20119), (4433, 16461), (5487, 13299), (5841, 12493), (6903, 10571), (8437, 8649)]