71271288

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89989}}^1$

素因数の和:90012

約数の個数: 48

約数和(自身を含む): 210576600

約数和(自身を除く): 139305312

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 89989, 179978, 269967, 359956, 539934, 719912, 809901, 989879, 1079868, 1619802, 1979758, 2159736, 2969637, 3239604, 3959516, 5939274, 6479208, 7919032, 8908911, 11878548, 17817822, 23757096, 35635644, 71271288]

約数ペア:

[(1, 71271288), (2, 35635644), (3, 23757096), (4, 17817822), (6, 11878548), (8, 8908911), (9, 7919032), (11, 6479208), (12, 5939274), (18, 3959516), (22, 3239604), (24, 2969637), (33, 2159736), (36, 1979758), (44, 1619802), (66, 1079868), (72, 989879), (88, 809901), (99, 719912), (132, 539934), (198, 359956), (264, 269967), (396, 179978), (792, 89989)]