16872555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 32744448

約数和(自身を除く): 15871893

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 43, 101, 105, 111, 129, 185, 215, 259, 301, 303, 505, 555, 645, 707, 777, 903, 1295, 1505, 1515, 1591, 2121, 3535, 3737, 3885, 4343, 4515, 4773, 7955, 10605, 11137, 11211, 13029, 18685, 21715, 23865, 26159, 30401, 33411, 55685, 56055, 65145, 78477, 91203, 130795, 152005, 160691, 167055, 392385, 456015, 482073, 803455, 1124837, 2410365, 3374511, 5624185, 16872555]

約数ペア:

[(1, 16872555), (3, 5624185), (5, 3374511), (7, 2410365), (15, 1124837), (21, 803455), (35, 482073), (37, 456015), (43, 392385), (101, 167055), (105, 160691), (111, 152005), (129, 130795), (185, 91203), (215, 78477), (259, 65145), (301, 56055), (303, 55685), (505, 33411), (555, 30401), (645, 26159), (707, 23865), (777, 21715), (903, 18685), (1295, 13029), (1505, 11211), (1515, 11137), (1591, 10605), (2121, 7955), (3535, 4773), (3737, 4515), (3885, 4343)]