20151139983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{797}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 30733903872

約数和(自身を除く): 10582763889

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 397, 797, 897, 923, 1191, 1633, 2391, 2769, 4899, 5161, 9131, 10361, 15483, 18331, 21229, 27393, 28187, 31083, 54993, 56587, 63687, 84561, 118703, 169761, 238303, 316409, 356109, 366431, 648301, 714909, 735631, 949227, 1099293, 1301501, 1944903, 2206893, 3904503, 4113317, 7277407, 8427913, 12339951, 16919513, 21832221, 22465039, 25283739, 50758539, 67395117, 94606291, 283818873, 292045507, 516695897, 876136521, 1550087691, 6717046661, 20151139983]

約数ペア:

[(1, 20151139983), (3, 6717046661), (13, 1550087691), (23, 876136521), (39, 516695897), (69, 292045507), (71, 283818873), (213, 94606291), (299, 67395117), (397, 50758539), (797, 25283739), (897, 22465039), (923, 21832221), (1191, 16919513), (1633, 12339951), (2391, 8427913), (2769, 7277407), (4899, 4113317), (5161, 3904503), (9131, 2206893), (10361, 1944903), (15483, 1301501), (18331, 1099293), (21229, 949227), (27393, 735631), (28187, 714909), (31083, 648301), (54993, 366431), (56587, 356109), (63687, 316409), (84561, 238303), (118703, 169761)]