51171855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 98304000

約数和(自身を除く): 47132145

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 79, 93, 105, 155, 199, 217, 237, 395, 465, 553, 597, 651, 995, 1085, 1185, 1393, 1659, 2449, 2765, 2985, 3255, 4179, 6169, 6965, 7347, 8295, 12245, 15721, 17143, 18507, 20895, 30845, 36735, 43183, 47163, 51429, 78605, 85715, 92535, 110047, 129549, 215915, 235815, 257145, 330141, 487351, 550235, 647745, 1462053, 1650705, 2436755, 3411457, 7310265, 10234371, 17057285, 51171855]

約数ペア:

[(1, 51171855), (3, 17057285), (5, 10234371), (7, 7310265), (15, 3411457), (21, 2436755), (31, 1650705), (35, 1462053), (79, 647745), (93, 550235), (105, 487351), (155, 330141), (199, 257145), (217, 235815), (237, 215915), (395, 129549), (465, 110047), (553, 92535), (597, 85715), (651, 78605), (995, 51429), (1085, 47163), (1185, 43183), (1393, 36735), (1659, 30845), (2449, 20895), (2765, 18507), (2985, 17143), (3255, 15721), (4179, 12245), (6169, 8295), (6965, 7347)]