4080212487

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{5821}}^1$

素因数の和:7840

約数の個数: 32

約数和(自身を含む): 6514119360

約数和(自身を除く): 2433906873

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1997, 5821, 5991, 17463, 17973, 25961, 52389, 53919, 75673, 77883, 157167, 227019, 233649, 681057, 700947, 2043171, 11624537, 34873611, 104620833, 151118981, 313862499, 453356943, 1360070829, 4080212487]

約数ペア:

[(1, 4080212487), (3, 1360070829), (9, 453356943), (13, 313862499), (27, 151118981), (39, 104620833), (117, 34873611), (351, 11624537), (1997, 2043171), (5821, 700947), (5991, 681057), (17463, 233649), (17973, 227019), (25961, 157167), (52389, 77883), (53919, 75673)]