137788209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 239057280

約数和(自身を除く): 101269071

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 81, 97, 117, 171, 213, 247, 291, 351, 513, 639, 741, 873, 923, 1053, 1261, 1349, 1539, 1843, 1917, 2223, 2619, 2769, 3783, 4047, 5529, 5751, 6669, 6887, 7857, 8307, 11349, 12141, 16587, 17537, 20007, 20661, 23959, 24921, 34047, 36423, 49761, 52611, 61983, 71877, 74763, 89531, 102141, 109269, 130853, 149283, 157833, 185949, 215631, 268593, 392559, 473499, 557847, 646893, 805779, 1177677, 1420497, 1701089, 1940679, 2417337, 3533031, 5103267, 7252011, 10599093, 15309801, 45929403, 137788209]

約数ペア:

[(1, 137788209), (3, 45929403), (9, 15309801), (13, 10599093), (19, 7252011), (27, 5103267), (39, 3533031), (57, 2417337), (71, 1940679), (81, 1701089), (97, 1420497), (117, 1177677), (171, 805779), (213, 646893), (247, 557847), (291, 473499), (351, 392559), (513, 268593), (639, 215631), (741, 185949), (873, 157833), (923, 149283), (1053, 130853), (1261, 109269), (1349, 102141), (1539, 89531), (1843, 74763), (1917, 71877), (2223, 61983), (2619, 52611), (2769, 49761), (3783, 36423), (4047, 34047), (5529, 24921), (5751, 23959), (6669, 20661), (6887, 20007), (7857, 17537), (8307, 16587), (11349, 12141)]