253313685

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2417}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 468492336

約数和(自身を除く): 215178651

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 137, 153, 255, 411, 685, 765, 1233, 2055, 2329, 2417, 6165, 6987, 7251, 11645, 12085, 20961, 21753, 34935, 36255, 41089, 104805, 108765, 123267, 205445, 331129, 369801, 616335, 993387, 1655645, 1849005, 2980161, 4966935, 5629193, 14900805, 16887579, 28145965, 50662737, 84437895, 253313685]

約数ペア:

[(1, 253313685), (3, 84437895), (5, 50662737), (9, 28145965), (15, 16887579), (17, 14900805), (45, 5629193), (51, 4966935), (85, 2980161), (137, 1849005), (153, 1655645), (255, 993387), (411, 616335), (685, 369801), (765, 331129), (1233, 205445), (2055, 123267), (2329, 108765), (2417, 104805), (6165, 41089), (6987, 36255), (7251, 34935), (11645, 21753), (12085, 20961)]