1212687105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2851}}^1\times {\mathrm{4051}}^1$

素因数の和:6917

約数の個数: 32

約数和(自身を含む): 2218810368

約数和(自身を除く): 1006123263

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2851, 4051, 8553, 12153, 14255, 19957, 20255, 28357, 42765, 59871, 60765, 85071, 99785, 141785, 299355, 425355, 11549401, 34648203, 57747005, 80845807, 173241015, 242537421, 404229035, 1212687105]

約数ペア:

[(1, 1212687105), (3, 404229035), (5, 242537421), (7, 173241015), (15, 80845807), (21, 57747005), (35, 34648203), (105, 11549401), (2851, 425355), (4051, 299355), (8553, 141785), (12153, 99785), (14255, 85071), (19957, 60765), (20255, 59871), (28357, 42765)]