221566796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{162439}}^1$

素因数の和:162485

約数の個数: 24

約数和(自身を含む): 436638720

約数和(自身を除く): 215071924

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 162439, 324878, 649756, 1786829, 3573658, 5035609, 7147316, 10071218, 20142436, 55391699, 110783398, 221566796]

約数ペア:

[(1, 221566796), (2, 110783398), (4, 55391699), (11, 20142436), (22, 10071218), (31, 7147316), (44, 5035609), (62, 3573658), (124, 1786829), (341, 649756), (682, 324878), (1364, 162439)]