22208205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 38903040

約数和(自身を除く): 16694835

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 109, 141, 235, 255, 289, 327, 545, 705, 799, 867, 1445, 1635, 1853, 2397, 3995, 4335, 5123, 5559, 9265, 11985, 13583, 15369, 25615, 27795, 31501, 40749, 67915, 76845, 87091, 94503, 157505, 203745, 261273, 435455, 472515, 1306365, 1480547, 4441641, 7402735, 22208205]

約数ペア:

[(1, 22208205), (3, 7402735), (5, 4441641), (15, 1480547), (17, 1306365), (47, 472515), (51, 435455), (85, 261273), (109, 203745), (141, 157505), (235, 94503), (255, 87091), (289, 76845), (327, 67915), (545, 40749), (705, 31501), (799, 27795), (867, 25615), (1445, 15369), (1635, 13583), (1853, 11985), (2397, 9265), (3995, 5559), (4335, 5123)]