2751105

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 5417280

約数和(自身を除く): 2666175

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 197, 245, 285, 399, 591, 665, 735, 931, 985, 1379, 1995, 2793, 2955, 3743, 4137, 4655, 6895, 9653, 11229, 13965, 18715, 20685, 26201, 28959, 48265, 56145, 78603, 131005, 144795, 183407, 393015, 550221, 917035, 2751105]

約数ペア:

[(1, 2751105), (3, 917035), (5, 550221), (7, 393015), (15, 183407), (19, 144795), (21, 131005), (35, 78603), (49, 56145), (57, 48265), (95, 28959), (105, 26201), (133, 20685), (147, 18715), (197, 13965), (245, 11229), (285, 9653), (399, 6895), (591, 4655), (665, 4137), (735, 3743), (931, 2955), (985, 2793), (1379, 1995)]