168415281

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 264642560

約数和(自身を除く): 96227279

約数列:

[1, 3, 9, 27, 31, 79, 81, 93, 237, 243, 279, 283, 711, 837, 849, 2133, 2449, 2511, 2547, 6399, 7347, 7533, 7641, 8773, 19197, 22041, 22357, 22923, 26319, 66123, 67071, 68769, 78957, 198369, 201213, 236871, 595107, 603639, 693067, 710613, 1810917, 2079201, 2131839, 5432751, 6237603, 18712809, 56138427, 168415281]

約数ペア:

[(1, 168415281), (3, 56138427), (9, 18712809), (27, 6237603), (31, 5432751), (79, 2131839), (81, 2079201), (93, 1810917), (237, 710613), (243, 693067), (279, 603639), (283, 595107), (711, 236871), (837, 201213), (849, 198369), (2133, 78957), (2449, 68769), (2511, 67071), (2547, 66123), (6399, 26319), (7347, 22923), (7533, 22357), (7641, 22041), (8773, 19197)]