252179978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 400688640

約数和(自身を除く): 148508662

約数列:

[1, 2, 31, 61, 62, 122, 131, 262, 509, 1018, 1891, 3782, 4061, 7991, 8122, 15779, 15982, 31049, 31558, 62098, 66679, 133358, 247721, 495442, 962519, 1925038, 2067049, 4067419, 4134098, 8134838, 126089989, 252179978]

約数ペア:

[(1, 252179978), (2, 126089989), (31, 8134838), (61, 4134098), (62, 4067419), (122, 2067049), (131, 1925038), (262, 962519), (509, 495442), (1018, 247721), (1891, 133358), (3782, 66679), (4061, 62098), (7991, 31558), (8122, 31049), (15779, 15982)]