392955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 705024

約数和(自身を除く): 312069

約数列:

[1, 3, 5, 15, 17, 23, 51, 67, 69, 85, 115, 201, 255, 335, 345, 391, 1005, 1139, 1173, 1541, 1955, 3417, 4623, 5695, 5865, 7705, 17085, 23115, 26197, 78591, 130985, 392955]

約数ペア:

[(1, 392955), (3, 130985), (5, 78591), (15, 26197), (17, 23115), (23, 17085), (51, 7705), (67, 5865), (69, 5695), (85, 4623), (115, 3417), (201, 1955), (255, 1541), (335, 1173), (345, 1139), (391, 1005)]