138900488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31511}}^1$

素因数の和:31565

約数の個数: 32

約数和(自身を含む): 283608000

約数和(自身を除く): 144707512

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 31511, 63022, 126044, 252088, 598709, 913819, 1197418, 1827638, 2394836, 3655276, 4789672, 7310552, 17362561, 34725122, 69450244, 138900488]

約数ペア:

[(1, 138900488), (2, 69450244), (4, 34725122), (8, 17362561), (19, 7310552), (29, 4789672), (38, 3655276), (58, 2394836), (76, 1827638), (116, 1197418), (152, 913819), (232, 598709), (551, 252088), (1102, 126044), (2204, 63022), (4408, 31511)]