281010268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11549}}^1$

素因数の和:11650

約数の個数: 48

約数和(自身を含む): 620928000

約数和(自身を除く): 339917732

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1106, 1738, 2212, 3476, 6083, 11549, 12166, 23098, 24332, 46196, 80843, 127039, 161686, 254078, 323372, 508156, 889273, 912371, 1778546, 1824742, 3557092, 3649484, 6386597, 10036081, 12773194, 20072162, 25546388, 40144324, 70252567, 140505134, 281010268]

約数ペア:

[(1, 281010268), (2, 140505134), (4, 70252567), (7, 40144324), (11, 25546388), (14, 20072162), (22, 12773194), (28, 10036081), (44, 6386597), (77, 3649484), (79, 3557092), (154, 1824742), (158, 1778546), (308, 912371), (316, 889273), (553, 508156), (869, 323372), (1106, 254078), (1738, 161686), (2212, 127039), (3476, 80843), (6083, 46196), (11549, 24332), (12166, 23098)]