11901105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 22374144

約数和(自身を除く): 10473039

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 331, 423, 705, 765, 799, 993, 1655, 2115, 2397, 2979, 3995, 4965, 5627, 7191, 11985, 14895, 15557, 16881, 28135, 35955, 46671, 50643, 77785, 84405, 140013, 233355, 253215, 264469, 700065, 793407, 1322345, 2380221, 3967035, 11901105]

約数ペア:

[(1, 11901105), (3, 3967035), (5, 2380221), (9, 1322345), (15, 793407), (17, 700065), (45, 264469), (47, 253215), (51, 233355), (85, 140013), (141, 84405), (153, 77785), (235, 50643), (255, 46671), (331, 35955), (423, 28135), (705, 16881), (765, 15557), (799, 14895), (993, 11985), (1655, 7191), (2115, 5627), (2397, 4965), (2979, 3995)]