31163643

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 25238277

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 67, 69, 107, 161, 189, 201, 207, 321, 469, 483, 603, 621, 749, 963, 1407, 1449, 1541, 1809, 2247, 2461, 2889, 4221, 4347, 4623, 6741, 7169, 7383, 10787, 12663, 13869, 17227, 20223, 21507, 22149, 32361, 41607, 50183, 51681, 64521, 66447, 97083, 150549, 155043, 164887, 193563, 291249, 451647, 465129, 494661, 1154209, 1354941, 1483983, 3462627, 4451949, 10387881, 31163643]

約数ペア:

[(1, 31163643), (3, 10387881), (7, 4451949), (9, 3462627), (21, 1483983), (23, 1354941), (27, 1154209), (63, 494661), (67, 465129), (69, 451647), (107, 291249), (161, 193563), (189, 164887), (201, 155043), (207, 150549), (321, 97083), (469, 66447), (483, 64521), (603, 51681), (621, 50183), (749, 41607), (963, 32361), (1407, 22149), (1449, 21507), (1541, 20223), (1809, 17227), (2247, 13869), (2461, 12663), (2889, 10787), (4221, 7383), (4347, 7169), (4623, 6741)]