2808015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 5253120

約数和(自身を除く): 2445105

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 569, 705, 987, 1645, 1707, 2845, 3983, 4935, 8535, 11949, 19915, 26743, 59745, 80229, 133715, 187201, 401145, 561603, 936005, 2808015]

約数ペア:

[(1, 2808015), (3, 936005), (5, 561603), (7, 401145), (15, 187201), (21, 133715), (35, 80229), (47, 59745), (105, 26743), (141, 19915), (235, 11949), (329, 8535), (569, 4935), (705, 3983), (987, 2845), (1645, 1707)]