31259943

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 53778816

約数和(自身を除く): 22518873

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 107, 117, 143, 227, 321, 429, 681, 963, 1177, 1287, 1391, 2043, 2497, 2951, 3531, 4173, 7491, 8853, 10593, 12519, 15301, 22473, 24289, 26559, 32461, 45903, 72867, 97383, 137709, 218601, 267179, 292149, 315757, 801537, 947271, 2404611, 2841813, 3473327, 10419981, 31259943]

約数ペア:

[(1, 31259943), (3, 10419981), (9, 3473327), (11, 2841813), (13, 2404611), (33, 947271), (39, 801537), (99, 315757), (107, 292149), (117, 267179), (143, 218601), (227, 137709), (321, 97383), (429, 72867), (681, 45903), (963, 32461), (1177, 26559), (1287, 24289), (1391, 22473), (2043, 15301), (2497, 12519), (2951, 10593), (3531, 8853), (4173, 7491)]