28675444

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 31078796

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 259, 311, 356, 518, 622, 623, 1036, 1244, 1246, 2177, 2492, 3293, 4354, 6586, 8708, 11507, 13172, 23014, 23051, 27679, 46028, 46102, 55358, 80549, 92204, 110716, 161098, 193753, 322196, 387506, 775012, 1024123, 2048246, 4096492, 7168861, 14337722, 28675444]

約数ペア:

[(1, 28675444), (2, 14337722), (4, 7168861), (7, 4096492), (14, 2048246), (28, 1024123), (37, 775012), (74, 387506), (89, 322196), (148, 193753), (178, 161098), (259, 110716), (311, 92204), (356, 80549), (518, 55358), (622, 46102), (623, 46028), (1036, 27679), (1244, 23051), (1246, 23014), (2177, 13172), (2492, 11507), (3293, 8708), (4354, 6586)]