491265736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{10663}}^1$

素因数の和:11125

約数の個数: 32

約数和(自身を含む): 994311360

約数和(自身を除く): 503045624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 443, 886, 1772, 3544, 5759, 10663, 11518, 21326, 23036, 42652, 46072, 85304, 138619, 277238, 554476, 1108952, 4723709, 9447418, 18894836, 37789672, 61408217, 122816434, 245632868, 491265736]

約数ペア:

[(1, 491265736), (2, 245632868), (4, 122816434), (8, 61408217), (13, 37789672), (26, 18894836), (52, 9447418), (104, 4723709), (443, 1108952), (886, 554476), (1772, 277238), (3544, 138619), (5759, 85304), (10663, 46072), (11518, 42652), (21326, 23036)]