990637592

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139291}}^1$

素因数の和:139431

約数の個数: 32

約数和(自身を含む): 2139525120

約数和(自身を除く): 1148887528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 139291, 278582, 557164, 975037, 1114328, 1950074, 3900148, 7800296, 17689957, 35379914, 70759828, 123829699, 141519656, 247659398, 495318796, 990637592]

約数ペア:

[(1, 990637592), (2, 495318796), (4, 247659398), (7, 141519656), (8, 123829699), (14, 70759828), (28, 35379914), (56, 17689957), (127, 7800296), (254, 3900148), (508, 1950074), (889, 1114328), (1016, 975037), (1778, 557164), (3556, 278582), (7112, 139291)]