247453515

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 452352000

約数和(自身を除く): 204898485

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 151, 183, 199, 305, 453, 549, 597, 755, 915, 995, 1359, 1647, 1791, 2265, 2745, 2985, 4077, 5373, 6795, 8235, 8955, 9211, 12139, 20385, 26865, 27633, 30049, 36417, 46055, 60695, 82899, 90147, 109251, 138165, 150245, 182085, 248697, 270441, 327753, 414495, 450735, 546255, 811323, 1243485, 1352205, 1638765, 1832989, 4056615, 5498967, 9164945, 16496901, 27494835, 49490703, 82484505, 247453515]

約数ペア:

[(1, 247453515), (3, 82484505), (5, 49490703), (9, 27494835), (15, 16496901), (27, 9164945), (45, 5498967), (61, 4056615), (135, 1832989), (151, 1638765), (183, 1352205), (199, 1243485), (305, 811323), (453, 546255), (549, 450735), (597, 414495), (755, 327753), (915, 270441), (995, 248697), (1359, 182085), (1647, 150245), (1791, 138165), (2265, 109251), (2745, 90147), (2985, 82899), (4077, 60695), (5373, 46055), (6795, 36417), (8235, 30049), (8955, 27633), (9211, 26865), (12139, 20385)]