909859321

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 1084140288

約数和(自身を除く): 174280967

約数列:

[1, 7, 53, 97, 131, 193, 371, 679, 917, 1351, 5141, 6943, 10229, 12707, 18721, 25283, 35987, 48601, 71603, 88949, 131047, 176981, 673471, 992213, 1339999, 2452451, 4714297, 6945491, 9379993, 17167157, 129979903, 909859321]

約数ペア:

[(1, 909859321), (7, 129979903), (53, 17167157), (97, 9379993), (131, 6945491), (193, 4714297), (371, 2452451), (679, 1339999), (917, 992213), (1351, 673471), (5141, 176981), (6943, 131047), (10229, 88949), (12707, 71603), (18721, 48601), (25283, 35987)]