72821805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8779}}^1$

素因数の和:8873

約数の個数: 32

約数和(自身を含む): 134860800

約数和(自身を除く): 62038995

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 8779, 26337, 43895, 61453, 131685, 184359, 307265, 693541, 921795, 2080623, 3467705, 4854787, 10403115, 14564361, 24273935, 72821805]

約数ペア:

[(1, 72821805), (3, 24273935), (5, 14564361), (7, 10403115), (15, 4854787), (21, 3467705), (35, 2080623), (79, 921795), (105, 693541), (237, 307265), (395, 184359), (553, 131685), (1185, 61453), (1659, 43895), (2765, 26337), (8295, 8779)]