72928779

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{5351}}^1$

素因数の和:5431

約数の個数: 32

約数和(自身を含む): 123310080

約数和(自身を除く): 50381301

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 231, 413, 649, 1239, 1947, 4543, 5351, 13629, 16053, 37457, 58861, 112371, 176583, 315709, 412027, 947127, 1236081, 2209963, 3472799, 6629889, 10418397, 24309593, 72928779]

約数ペア:

[(1, 72928779), (3, 24309593), (7, 10418397), (11, 6629889), (21, 3472799), (33, 2209963), (59, 1236081), (77, 947127), (177, 412027), (231, 315709), (413, 176583), (649, 112371), (1239, 58861), (1947, 37457), (4543, 16053), (5351, 13629)]