1312209664

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{165349}}^1$

素因数の和:165396

約数の個数: 36

約数和(自身を含む): 2703803200

約数和(自身を除く): 1391593536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 165349, 330698, 661396, 1322792, 2645584, 5125819, 5291168, 10251638, 10582336, 20503276, 21164672, 41006552, 42329344, 82013104, 164026208, 328052416, 656104832, 1312209664]

約数ペア:

[(1, 1312209664), (2, 656104832), (4, 328052416), (8, 164026208), (16, 82013104), (31, 42329344), (32, 41006552), (62, 21164672), (64, 20503276), (124, 10582336), (128, 10251638), (248, 5291168), (256, 5125819), (496, 2645584), (992, 1322792), (1984, 661396), (3968, 330698), (7936, 165349)]