12738465

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 23208768

約数和(自身を除く): 10470303

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 443, 639, 1065, 1329, 1917, 2215, 3195, 3987, 5751, 6645, 9585, 11961, 19935, 28755, 31453, 35883, 59805, 94359, 157265, 179415, 283077, 471795, 849231, 1415385, 2547693, 4246155, 12738465]

約数ペア:

[(1, 12738465), (3, 4246155), (5, 2547693), (9, 1415385), (15, 849231), (27, 471795), (45, 283077), (71, 179415), (81, 157265), (135, 94359), (213, 59805), (355, 35883), (405, 31453), (443, 28755), (639, 19935), (1065, 11961), (1329, 9585), (1917, 6645), (2215, 5751), (3195, 3987)]