68138812

素因数分解:

$2^2\times 7^2\times {\mathrm{509}}^1\times {\mathrm{683}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 139187160

約数和(自身を除く): 71048348

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 509, 683, 1018, 1366, 2036, 2732, 3563, 4781, 7126, 9562, 14252, 19124, 24941, 33467, 49882, 66934, 99764, 133868, 347647, 695294, 1390588, 2433529, 4867058, 9734116, 17034703, 34069406, 68138812]

約数ペア:

[(1, 68138812), (2, 34069406), (4, 17034703), (7, 9734116), (14, 4867058), (28, 2433529), (49, 1390588), (98, 695294), (196, 347647), (509, 133868), (683, 99764), (1018, 66934), (1366, 49882), (2036, 33467), (2732, 24941), (3563, 19124), (4781, 14252), (7126, 9562)]