71643585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 132491520

約数和(自身を除く): 60847935

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 61, 65, 95, 183, 195, 247, 285, 305, 317, 741, 793, 915, 951, 1159, 1235, 1585, 2379, 3477, 3705, 3965, 4121, 4755, 5795, 6023, 11895, 12363, 15067, 17385, 18069, 19337, 20605, 30115, 45201, 58011, 61815, 75335, 78299, 90345, 96685, 226005, 234897, 251381, 290055, 367403, 391495, 754143, 1102209, 1174485, 1256905, 1837015, 3770715, 4776239, 5511045, 14328717, 23881195, 71643585]

約数ペア:

[(1, 71643585), (3, 23881195), (5, 14328717), (13, 5511045), (15, 4776239), (19, 3770715), (39, 1837015), (57, 1256905), (61, 1174485), (65, 1102209), (95, 754143), (183, 391495), (195, 367403), (247, 290055), (285, 251381), (305, 234897), (317, 226005), (741, 96685), (793, 90345), (915, 78299), (951, 75335), (1159, 61815), (1235, 58011), (1585, 45201), (2379, 30115), (3477, 20605), (3705, 19337), (3965, 18069), (4121, 17385), (4755, 15067), (5795, 12363), (6023, 11895)]