147789215

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 209139840

約数和(自身を除く): 61350625

約数列:

[1, 5, 7, 35, 41, 181, 205, 287, 569, 905, 1267, 1435, 2845, 3983, 6335, 7421, 19915, 23329, 37105, 51947, 102989, 116645, 163303, 259735, 514945, 720923, 816515, 3604615, 4222549, 21112745, 29557843, 147789215]

約数ペア:

[(1, 147789215), (5, 29557843), (7, 21112745), (35, 4222549), (41, 3604615), (181, 816515), (205, 720923), (287, 514945), (569, 259735), (905, 163303), (1267, 116645), (1435, 102989), (2845, 51947), (3983, 37105), (6335, 23329), (7421, 19915)]