221969955

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{314851}}^1$

素因数の和:314906

約数の個数: 16

約数和(自身を含む): 362709504

約数和(自身を除く): 140739549

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 314851, 944553, 1574255, 4722765, 14797997, 44393991, 73989985, 221969955]

約数ペア:

[(1, 221969955), (3, 73989985), (5, 44393991), (15, 14797997), (47, 4722765), (141, 1574255), (235, 944553), (705, 314851)]