201445321

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1489}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 256828320

約数和(自身を除く): 55382999

約数列:

[1, 7, 11, 49, 77, 251, 539, 1489, 1757, 2761, 10423, 12299, 16379, 19327, 72961, 114653, 135289, 373739, 802571, 2616173, 4111129, 18313211, 28777903, 201445321]

約数ペア:

[(1, 201445321), (7, 28777903), (11, 18313211), (49, 4111129), (77, 2616173), (251, 802571), (539, 373739), (1489, 135289), (1757, 114653), (2761, 72961), (10423, 19327), (12299, 16379)]