39876645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 67900032

約数和(自身を除く): 28023387

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 353, 443, 1059, 1329, 1765, 2215, 5295, 6001, 6645, 7531, 18003, 22593, 30005, 37655, 90015, 112965, 156379, 469137, 781895, 2345685, 2658443, 7975329, 13292215, 39876645]

約数ペア:

[(1, 39876645), (3, 13292215), (5, 7975329), (15, 2658443), (17, 2345685), (51, 781895), (85, 469137), (255, 156379), (353, 112965), (443, 90015), (1059, 37655), (1329, 30005), (1765, 22593), (2215, 18003), (5295, 7531), (6001, 6645)]