72889292

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 150678528

約数和(自身を除く): 77789236

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 97, 188, 194, 329, 388, 571, 658, 679, 1142, 1316, 1358, 2284, 2716, 3997, 4559, 7994, 9118, 15988, 18236, 26837, 31913, 53674, 55387, 63826, 107348, 110774, 127652, 187859, 221548, 375718, 387709, 751436, 775418, 1550836, 2603189, 5206378, 10412756, 18222323, 36444646, 72889292]

約数ペア:

[(1, 72889292), (2, 36444646), (4, 18222323), (7, 10412756), (14, 5206378), (28, 2603189), (47, 1550836), (94, 775418), (97, 751436), (188, 387709), (194, 375718), (329, 221548), (388, 187859), (571, 127652), (658, 110774), (679, 107348), (1142, 63826), (1316, 55387), (1358, 53674), (2284, 31913), (2716, 26837), (3997, 18236), (4559, 15988), (7994, 9118)]