211345135

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 271982592

約数和(自身を除く): 60637457

約数列:

[1, 5, 31, 47, 67, 155, 235, 335, 433, 1457, 2077, 2165, 3149, 7285, 10385, 13423, 15745, 20351, 29011, 67115, 97619, 101755, 145055, 488095, 630881, 899341, 1363517, 3154405, 4496705, 6817585, 42269027, 211345135]

約数ペア:

[(1, 211345135), (5, 42269027), (31, 6817585), (47, 4496705), (67, 3154405), (155, 1363517), (235, 899341), (335, 630881), (433, 488095), (1457, 145055), (2077, 101755), (2165, 97619), (3149, 67115), (7285, 29011), (10385, 20351), (13423, 15745)]