201090705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{4003}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 342486144

約数和(自身を除く): 141395439

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 985, 2955, 3349, 4003, 10047, 12009, 16745, 20015, 50235, 60045, 68051, 204153, 340255, 788591, 1020765, 2365773, 3942955, 11828865, 13406047, 40218141, 67030235, 201090705]

約数ペア:

[(1, 201090705), (3, 67030235), (5, 40218141), (15, 13406047), (17, 11828865), (51, 3942955), (85, 2365773), (197, 1020765), (255, 788591), (591, 340255), (985, 204153), (2955, 68051), (3349, 60045), (4003, 50235), (10047, 20015), (12009, 16745)]