268573646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 456192000

約数和(自身を除く): 187618354

約数列:

[1, 2, 11, 22, 31, 62, 197, 341, 394, 682, 1999, 2167, 3998, 4334, 6107, 12214, 21989, 43978, 61969, 67177, 123938, 134354, 393803, 681659, 787606, 1363318, 4331833, 8663666, 12207893, 24415786, 134286823, 268573646]

約数ペア:

[(1, 268573646), (2, 134286823), (11, 24415786), (22, 12207893), (31, 8663666), (62, 4331833), (197, 1363318), (341, 787606), (394, 681659), (682, 393803), (1999, 134354), (2167, 123938), (3998, 67177), (4334, 61969), (6107, 43978), (12214, 21989)]