231105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 442368

約数和(自身を除く): 211263

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 71, 93, 105, 155, 213, 217, 355, 465, 497, 651, 1065, 1085, 1491, 2201, 2485, 3255, 6603, 7455, 11005, 15407, 33015, 46221, 77035, 231105]

約数ペア:

[(1, 231105), (3, 77035), (5, 46221), (7, 33015), (15, 15407), (21, 11005), (31, 7455), (35, 6603), (71, 3255), (93, 2485), (105, 2201), (155, 1491), (213, 1085), (217, 1065), (355, 651), (465, 497)]