74191995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 137041632

約数和(自身を除く): 62849637

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 293, 331, 765, 879, 993, 1465, 1655, 2637, 2979, 4395, 4965, 4981, 5627, 13185, 14895, 14943, 16881, 24905, 28135, 44829, 50643, 74715, 84405, 96983, 224145, 253215, 290949, 484915, 872847, 1454745, 1648711, 4364235, 4946133, 8243555, 14838399, 24730665, 74191995]

約数ペア:

[(1, 74191995), (3, 24730665), (5, 14838399), (9, 8243555), (15, 4946133), (17, 4364235), (45, 1648711), (51, 1454745), (85, 872847), (153, 484915), (255, 290949), (293, 253215), (331, 224145), (765, 96983), (879, 84405), (993, 74715), (1465, 50643), (1655, 44829), (2637, 28135), (2979, 24905), (4395, 16881), (4965, 14943), (4981, 14895), (5627, 13185)]