551781178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{11117}}^1$

素因数の和:11238

約数の個数: 32

約数和(自身を含む): 941383296

約数和(自身を除く): 389602118

約数列:

[1, 2, 13, 23, 26, 46, 83, 166, 299, 598, 1079, 1909, 2158, 3818, 11117, 22234, 24817, 49634, 144521, 255691, 289042, 511382, 922711, 1845422, 3323983, 6647966, 11995243, 21222353, 23990486, 42444706, 275890589, 551781178]

約数ペア:

[(1, 551781178), (2, 275890589), (13, 42444706), (23, 23990486), (26, 21222353), (46, 11995243), (83, 6647966), (166, 3323983), (299, 1845422), (598, 922711), (1079, 511382), (1909, 289042), (2158, 255691), (3818, 144521), (11117, 49634), (22234, 24817)]