128548816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23561}}^1$

素因数の和:23611

約数の個数: 40

約数和(自身を含む): 280482048

約数和(自身を除く): 151933232

約数列:

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

約数ペア:

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