40808079

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 66777984

約数和(自身を除く): 25969905

約数列:

[1, 3, 9, 13, 39, 41, 47, 117, 123, 141, 181, 369, 423, 533, 543, 611, 1599, 1629, 1833, 1927, 2353, 4797, 5499, 5781, 7059, 7421, 8507, 17343, 21177, 22263, 25051, 25521, 66789, 75153, 76563, 96473, 110591, 225459, 289419, 331773, 348787, 868257, 995319, 1046361, 3139083, 4534231, 13602693, 40808079]

約数ペア:

[(1, 40808079), (3, 13602693), (9, 4534231), (13, 3139083), (39, 1046361), (41, 995319), (47, 868257), (117, 348787), (123, 331773), (141, 289419), (181, 225459), (369, 110591), (423, 96473), (533, 76563), (543, 75153), (611, 66789), (1599, 25521), (1629, 25051), (1833, 22263), (1927, 21177), (2353, 17343), (4797, 8507), (5499, 7421), (5781, 7059)]