39876615

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 71572800

約数和(自身を除く): 31696185

約数列:

[1, 3, 5, 9, 15, 45, 61, 73, 183, 199, 219, 305, 365, 549, 597, 657, 915, 995, 1095, 1791, 2745, 2985, 3285, 4453, 8955, 12139, 13359, 14527, 22265, 36417, 40077, 43581, 60695, 66795, 72635, 109251, 130743, 182085, 200385, 217905, 546255, 653715, 886147, 2658441, 4430735, 7975323, 13292205, 39876615]

約数ペア:

[(1, 39876615), (3, 13292205), (5, 7975323), (9, 4430735), (15, 2658441), (45, 886147), (61, 653715), (73, 546255), (183, 217905), (199, 200385), (219, 182085), (305, 130743), (365, 109251), (549, 72635), (597, 66795), (657, 60695), (915, 43581), (995, 40077), (1095, 36417), (1791, 22265), (2745, 14527), (2985, 13359), (3285, 12139), (4453, 8955)]