221141104

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7309}}^1$

素因数の和:7409

約数の個数: 40

約数和(自身を含む): 449594240

約数和(自身を除く): 228453136

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 3782, 7309, 7564, 14618, 15128, 29236, 30256, 58472, 116944, 226579, 445849, 453158, 891698, 906316, 1783396, 1812632, 3566792, 3625264, 7133584, 13821319, 27642638, 55285276, 110570552, 221141104]

約数ペア:

[(1, 221141104), (2, 110570552), (4, 55285276), (8, 27642638), (16, 13821319), (31, 7133584), (61, 3625264), (62, 3566792), (122, 1812632), (124, 1783396), (244, 906316), (248, 891698), (488, 453158), (496, 445849), (976, 226579), (1891, 116944), (3782, 58472), (7309, 30256), (7564, 29236), (14618, 15128)]