194118990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{497741}}^1$

素因数の和:497764

約数の個数: 32

約数和(自身を含む): 501723936

約数和(自身を除く): 307604946

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 497741, 995482, 1493223, 2488705, 2986446, 4977410, 6470633, 7466115, 12941266, 14932230, 19411899, 32353165, 38823798, 64706330, 97059495, 194118990]

約数ペア:

[(1, 194118990), (2, 97059495), (3, 64706330), (5, 38823798), (6, 32353165), (10, 19411899), (13, 14932230), (15, 12941266), (26, 7466115), (30, 6470633), (39, 4977410), (65, 2986446), (78, 2488705), (130, 1493223), (195, 995482), (390, 497741)]