8253315

素因数分解:

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

素因数の和:241

約数の個数: 72

約数和(自身を含む): 17606160

約数和(自身を除く): 9352845

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 197, 245, 285, 315, 399, 441, 591, 665, 735, 855, 931, 985, 1197, 1379, 1773, 1995, 2205, 2793, 2955, 3743, 4137, 4655, 5985, 6895, 8379, 8865, 9653, 11229, 12411, 13965, 18715, 20685, 26201, 28959, 33687, 41895, 48265, 56145, 62055, 78603, 86877, 131005, 144795, 168435, 183407, 235809, 393015, 434385, 550221, 917035, 1179045, 1650663, 2751105, 8253315]

約数ペア:

[(1, 8253315), (3, 2751105), (5, 1650663), (7, 1179045), (9, 917035), (15, 550221), (19, 434385), (21, 393015), (35, 235809), (45, 183407), (49, 168435), (57, 144795), (63, 131005), (95, 86877), (105, 78603), (133, 62055), (147, 56145), (171, 48265), (197, 41895), (245, 33687), (285, 28959), (315, 26201), (399, 20685), (441, 18715), (591, 13965), (665, 12411), (735, 11229), (855, 9653), (931, 8865), (985, 8379), (1197, 6895), (1379, 5985), (1773, 4655), (1995, 4137), (2205, 3743), (2793, 2955)]