211027305

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 344401920

約数和(自身を除く): 133374615

約数列:

[1, 3, 5, 15, 73, 191, 219, 365, 573, 955, 1009, 1095, 2865, 3027, 5045, 13943, 15135, 41829, 69715, 73657, 192719, 209145, 220971, 368285, 578157, 963595, 1104855, 2890785, 14068487, 42205461, 70342435, 211027305]

約数ペア:

[(1, 211027305), (3, 70342435), (5, 42205461), (15, 14068487), (73, 2890785), (191, 1104855), (219, 963595), (365, 578157), (573, 368285), (955, 220971), (1009, 209145), (1095, 192719), (2865, 73657), (3027, 69715), (5045, 41829), (13943, 15135)]