188309745

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1847

約数の個数: 64

約数和(自身を含む): 366643200

約数和(自身を除く): 178333455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 61, 65, 117, 135, 183, 195, 305, 351, 549, 585, 793, 915, 1647, 1755, 1759, 2379, 2745, 3965, 5277, 7137, 8235, 8795, 11895, 15831, 21411, 22867, 26385, 35685, 47493, 68601, 79155, 107055, 107299, 114335, 205803, 237465, 321897, 343005, 536495, 617409, 965691, 1029015, 1394887, 1609485, 2897073, 3087045, 4184661, 4828455, 6974435, 12553983, 14485365, 20923305, 37661949, 62769915, 188309745]

約数ペア:

[(1, 188309745), (3, 62769915), (5, 37661949), (9, 20923305), (13, 14485365), (15, 12553983), (27, 6974435), (39, 4828455), (45, 4184661), (61, 3087045), (65, 2897073), (117, 1609485), (135, 1394887), (183, 1029015), (195, 965691), (305, 617409), (351, 536495), (549, 343005), (585, 321897), (793, 237465), (915, 205803), (1647, 114335), (1755, 107299), (1759, 107055), (2379, 79155), (2745, 68601), (3965, 47493), (5277, 35685), (7137, 26385), (8235, 22867), (8795, 21411), (11895, 15831)]