2495745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 5376000

約数和(自身を除く): 2880255

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 139, 171, 189, 285, 315, 399, 417, 513, 665, 695, 855, 945, 973, 1197, 1251, 1995, 2085, 2565, 2641, 2919, 3591, 3753, 4865, 5985, 6255, 7923, 8757, 13205, 14595, 17955, 18487, 18765, 23769, 26271, 39615, 43785, 55461, 71307, 92435, 118845, 131355, 166383, 277305, 356535, 499149, 831915, 2495745]

約数ペア:

[(1, 2495745), (3, 831915), (5, 499149), (7, 356535), (9, 277305), (15, 166383), (19, 131355), (21, 118845), (27, 92435), (35, 71307), (45, 55461), (57, 43785), (63, 39615), (95, 26271), (105, 23769), (133, 18765), (135, 18487), (139, 17955), (171, 14595), (189, 13205), (285, 8757), (315, 7923), (399, 6255), (417, 5985), (513, 4865), (665, 3753), (695, 3591), (855, 2919), (945, 2641), (973, 2565), (1197, 2085), (1251, 1995)]