155917818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{412481}}^1$

素因数の和:412499

約数の個数: 32

約数和(自身を含む): 395982720

約数和(自身を除く): 240064902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 412481, 824962, 1237443, 2474886, 2887367, 3712329, 5774734, 7424658, 8662101, 11136987, 17324202, 22273974, 25986303, 51972606, 77958909, 155917818]

約数ペア:

[(1, 155917818), (2, 77958909), (3, 51972606), (6, 25986303), (7, 22273974), (9, 17324202), (14, 11136987), (18, 8662101), (21, 7424658), (27, 5774734), (42, 3712329), (54, 2887367), (63, 2474886), (126, 1237443), (189, 824962), (378, 412481)]