72977949

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 125856000

約数和(自身を除く): 52878051

約数列:

[1, 3, 9, 11, 27, 29, 33, 37, 87, 99, 111, 229, 261, 297, 319, 333, 407, 687, 783, 957, 999, 1073, 1221, 2061, 2519, 2871, 3219, 3663, 6183, 6641, 7557, 8473, 8613, 9657, 10989, 11803, 19923, 22671, 25419, 28971, 35409, 59769, 68013, 73051, 76257, 93203, 106227, 179307, 219153, 228771, 245717, 279609, 318681, 657459, 737151, 838827, 1972377, 2211453, 2516481, 2702887, 6634359, 8108661, 24325983, 72977949]

約数ペア:

[(1, 72977949), (3, 24325983), (9, 8108661), (11, 6634359), (27, 2702887), (29, 2516481), (33, 2211453), (37, 1972377), (87, 838827), (99, 737151), (111, 657459), (229, 318681), (261, 279609), (297, 245717), (319, 228771), (333, 219153), (407, 179307), (687, 106227), (783, 93203), (957, 76257), (999, 73051), (1073, 68013), (1221, 59769), (2061, 35409), (2519, 28971), (2871, 25419), (3219, 22671), (3663, 19923), (6183, 11803), (6641, 10989), (7557, 9657), (8473, 8613)]