4389549997

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 5488197120

約数和(自身を除く): 1098647123

約数列:

[1, 7, 29, 31, 49, 203, 217, 251, 397, 899, 1421, 1519, 1757, 2779, 6293, 7279, 7781, 11513, 12299, 12307, 19453, 44051, 50953, 54467, 80591, 86149, 99647, 225649, 356671, 356903, 381269, 564137, 603043, 697529, 1579543, 2498321, 2889763, 3089057, 4882703, 11056801, 17488247, 20228341, 21623399, 89582653, 141598387, 151363793, 627078571, 4389549997]

約数ペア:

[(1, 4389549997), (7, 627078571), (29, 151363793), (31, 141598387), (49, 89582653), (203, 21623399), (217, 20228341), (251, 17488247), (397, 11056801), (899, 4882703), (1421, 3089057), (1519, 2889763), (1757, 2498321), (2779, 1579543), (6293, 697529), (7279, 603043), (7781, 564137), (11513, 381269), (12299, 356903), (12307, 356671), (19453, 225649), (44051, 99647), (50953, 86149), (54467, 80591)]