42864952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 86824080

約数和(自身を除く): 43959128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 641, 643, 1282, 1286, 2564, 2572, 5128, 5144, 8333, 8359, 16666, 16718, 33332, 33436, 66664, 66872, 412163, 824326, 1648652, 3297304, 5358119, 10716238, 21432476, 42864952]

約数ペア:

[(1, 42864952), (2, 21432476), (4, 10716238), (8, 5358119), (13, 3297304), (26, 1648652), (52, 824326), (104, 412163), (641, 66872), (643, 66664), (1282, 33436), (1286, 33332), (2564, 16718), (2572, 16666), (5128, 8359), (5144, 8333)]