998405968

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43913}}^1$

素因数の和:43964

約数の個数: 60

約数和(自身を含む): 2327881140

約数和(自身を除く): 1329475172

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 392, 406, 464, 784, 812, 1421, 1624, 2842, 3248, 5684, 11368, 22736, 43913, 87826, 175652, 307391, 351304, 614782, 702608, 1229564, 1273477, 2151737, 2459128, 2546954, 4303474, 4918256, 5093908, 8606948, 8914339, 10187816, 17213896, 17828678, 20375632, 34427792, 35657356, 62400373, 71314712, 124800746, 142629424, 249601492, 499202984, 998405968]

約数ペア:

[(1, 998405968), (2, 499202984), (4, 249601492), (7, 142629424), (8, 124800746), (14, 71314712), (16, 62400373), (28, 35657356), (29, 34427792), (49, 20375632), (56, 17828678), (58, 17213896), (98, 10187816), (112, 8914339), (116, 8606948), (196, 5093908), (203, 4918256), (232, 4303474), (392, 2546954), (406, 2459128), (464, 2151737), (784, 1273477), (812, 1229564), (1421, 702608), (1624, 614782), (2842, 351304), (3248, 307391), (5684, 175652), (11368, 87826), (22736, 43913)]