201307990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{8951}}^1$

素因数の和:9144

約数の個数: 32

約数和(自身を含む): 392527296

約数和(自身を除く): 191219306

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 8951, 11245, 17902, 22490, 44755, 89510, 116363, 232726, 581815, 1163630, 1548523, 3097046, 7742615, 15485230, 20130799, 40261598, 100653995, 201307990]

約数ペア:

[(1, 201307990), (2, 100653995), (5, 40261598), (10, 20130799), (13, 15485230), (26, 7742615), (65, 3097046), (130, 1548523), (173, 1163630), (346, 581815), (865, 232726), (1730, 116363), (2249, 89510), (4498, 44755), (8951, 22490), (11245, 17902)]