209712244

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{9973}}^1$

素因数の和:10735

約数の個数: 24

約数和(自身を含む): 420025088

約数和(自身を除く): 210312844

約数列:

[1, 2, 4, 7, 14, 28, 751, 1502, 3004, 5257, 9973, 10514, 19946, 21028, 39892, 69811, 139622, 279244, 7489723, 14979446, 29958892, 52428061, 104856122, 209712244]

約数ペア:

[(1, 209712244), (2, 104856122), (4, 52428061), (7, 29958892), (14, 14979446), (28, 7489723), (751, 279244), (1502, 139622), (3004, 69811), (5257, 39892), (9973, 21028), (10514, 19946)]