201651331

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 250629120

約数和(自身を除く): 48977789

約数列:

[1, 7, 17, 73, 119, 139, 167, 511, 973, 1169, 1241, 2363, 2839, 8687, 10147, 12191, 16541, 19873, 23213, 71029, 85337, 162491, 172499, 207247, 394621, 1207493, 1450729, 1694549, 2762347, 11861843, 28807333, 201651331]

約数ペア:

[(1, 201651331), (7, 28807333), (17, 11861843), (73, 2762347), (119, 1694549), (139, 1450729), (167, 1207493), (511, 394621), (973, 207247), (1169, 172499), (1241, 162491), (2363, 85337), (2839, 71029), (8687, 23213), (10147, 19873), (12191, 16541)]