9805978

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 18960480

約数和(自身を除く): 9154502

約数列:

[1, 2, 7, 13, 14, 26, 43, 49, 86, 91, 98, 179, 182, 301, 358, 559, 602, 637, 1118, 1253, 1274, 2107, 2327, 2506, 3913, 4214, 4654, 7697, 7826, 8771, 15394, 16289, 17542, 27391, 32578, 53879, 54782, 100061, 107758, 114023, 200122, 228046, 377153, 700427, 754306, 1400854, 4902989, 9805978]

約数ペア:

[(1, 9805978), (2, 4902989), (7, 1400854), (13, 754306), (14, 700427), (26, 377153), (43, 228046), (49, 200122), (86, 114023), (91, 107758), (98, 100061), (179, 54782), (182, 53879), (301, 32578), (358, 27391), (559, 17542), (602, 16289), (637, 15394), (1118, 8771), (1253, 7826), (1274, 7697), (2107, 4654), (2327, 4214), (2506, 3913)]