72658287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 117656448

約数和(自身を除く): 44998161

約数列:

[1, 3, 9, 13, 39, 47, 73, 117, 141, 181, 219, 423, 543, 611, 657, 949, 1629, 1833, 2353, 2847, 3431, 5499, 7059, 8507, 8541, 10293, 13213, 21177, 25521, 30879, 39639, 44603, 76563, 110591, 118917, 133809, 171769, 331773, 401427, 515307, 621011, 995319, 1545921, 1863033, 5589099, 8073143, 24219429, 72658287]

約数ペア:

[(1, 72658287), (3, 24219429), (9, 8073143), (13, 5589099), (39, 1863033), (47, 1545921), (73, 995319), (117, 621011), (141, 515307), (181, 401427), (219, 331773), (423, 171769), (543, 133809), (611, 118917), (657, 110591), (949, 76563), (1629, 44603), (1833, 39639), (2353, 30879), (2847, 25521), (3431, 21177), (5499, 13213), (7059, 10293), (8507, 8541)]