278797144

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{120587}}^1$

素因数の和:120627

約数の個数: 24

約数和(自身を含む): 555307740

約数和(自身を除く): 276510596

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 120587, 241174, 482348, 964696, 2049979, 4099958, 8199916, 16399832, 34849643, 69699286, 139398572, 278797144]

約数ペア:

[(1, 278797144), (2, 139398572), (4, 69699286), (8, 34849643), (17, 16399832), (34, 8199916), (68, 4099958), (136, 2049979), (289, 964696), (578, 482348), (1156, 241174), (2312, 120587)]