788002004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 1447383168

約数和(自身を除く): 659381164

約数列:

[1, 2, 4, 43, 73, 86, 97, 146, 172, 194, 292, 388, 647, 1294, 2588, 3139, 4171, 6278, 7081, 8342, 12556, 14162, 16684, 27821, 28324, 47231, 55642, 62759, 94462, 111284, 125518, 188924, 251036, 304483, 608966, 1217932, 2030933, 2698637, 4061866, 4581407, 5397274, 8123732, 9162814, 10794548, 18325628, 197000501, 394001002, 788002004]

約数ペア:

[(1, 788002004), (2, 394001002), (4, 197000501), (43, 18325628), (73, 10794548), (86, 9162814), (97, 8123732), (146, 5397274), (172, 4581407), (194, 4061866), (292, 2698637), (388, 2030933), (647, 1217932), (1294, 608966), (2588, 304483), (3139, 251036), (4171, 188924), (6278, 125518), (7081, 111284), (8342, 94462), (12556, 62759), (14162, 55642), (16684, 47231), (27821, 28324)]