247863352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2113}}^1$

素因数の和:2204

約数の個数: 64

約数和(自身を含む): 535772160

約数和(自身を除く): 287908808

約数列:

[1, 2, 4, 8, 11, 22, 31, 43, 44, 62, 86, 88, 124, 172, 248, 341, 344, 473, 682, 946, 1333, 1364, 1892, 2113, 2666, 2728, 3784, 4226, 5332, 8452, 10664, 14663, 16904, 23243, 29326, 46486, 58652, 65503, 90859, 92972, 117304, 131006, 181718, 185944, 262012, 363436, 524024, 720533, 726872, 999449, 1441066, 1998898, 2816629, 2882132, 3997796, 5633258, 5764264, 7995592, 11266516, 22533032, 30982919, 61965838, 123931676, 247863352]

約数ペア:

[(1, 247863352), (2, 123931676), (4, 61965838), (8, 30982919), (11, 22533032), (22, 11266516), (31, 7995592), (43, 5764264), (44, 5633258), (62, 3997796), (86, 2882132), (88, 2816629), (124, 1998898), (172, 1441066), (248, 999449), (341, 726872), (344, 720533), (473, 524024), (682, 363436), (946, 262012), (1333, 185944), (1364, 181718), (1892, 131006), (2113, 117304), (2666, 92972), (2728, 90859), (3784, 65503), (4226, 58652), (5332, 46486), (8452, 29326), (10664, 23243), (14663, 16904)]