813120915

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1\times {\mathrm{2027}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 1331665920

約数和(自身を除く): 518545005

約数列:

[1, 3, 5, 15, 47, 141, 235, 569, 705, 1707, 2027, 2845, 6081, 8535, 10135, 26743, 30405, 80229, 95269, 133715, 285807, 401145, 476345, 1153363, 1429035, 3460089, 5766815, 17300445, 54208061, 162624183, 271040305, 813120915]

約数ペア:

[(1, 813120915), (3, 271040305), (5, 162624183), (15, 54208061), (47, 17300445), (141, 5766815), (235, 3460089), (569, 1429035), (705, 1153363), (1707, 476345), (2027, 401145), (2845, 285807), (6081, 133715), (8535, 95269), (10135, 80229), (26743, 30405)]