28539328

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{1543}}^1$

素因数の和:1589

約数の個数: 42

約数和(自身を含む): 60199016

約数和(自身を除く): 31659688

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 1543, 2312, 3086, 4624, 6172, 9248, 12344, 18496, 24688, 26231, 49376, 52462, 98752, 104924, 209848, 419696, 445927, 839392, 891854, 1678784, 1783708, 3567416, 7134832, 14269664, 28539328]

約数ペア:

[(1, 28539328), (2, 14269664), (4, 7134832), (8, 3567416), (16, 1783708), (17, 1678784), (32, 891854), (34, 839392), (64, 445927), (68, 419696), (136, 209848), (272, 104924), (289, 98752), (544, 52462), (578, 49376), (1088, 26231), (1156, 24688), (1543, 18496), (2312, 12344), (3086, 9248), (4624, 6172)]