257097632

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23561}}^1$

素因数の和:23613

約数の個数: 48

約数和(自身を含む): 570011904

約数和(自身を除く): 312914272

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 23561, 47122, 94244, 188488, 259171, 376976, 518342, 730391, 753952, 1036684, 1460782, 2073368, 2921564, 4146736, 5843128, 8034301, 8293472, 11686256, 16068602, 23372512, 32137204, 64274408, 128548816, 257097632]

約数ペア:

[(1, 257097632), (2, 128548816), (4, 64274408), (8, 32137204), (11, 23372512), (16, 16068602), (22, 11686256), (31, 8293472), (32, 8034301), (44, 5843128), (62, 4146736), (88, 2921564), (124, 2073368), (176, 1460782), (248, 1036684), (341, 753952), (352, 730391), (496, 518342), (682, 376976), (992, 259171), (1364, 188488), (2728, 94244), (5456, 47122), (10912, 23561)]