508749225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21001}}^1$

素因数の和:21050

約数の個数: 48

約数和(自身を含む): 937529280

約数和(自身を除く): 428780055

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 4845, 8075, 21001, 24225, 63003, 105005, 315015, 357017, 399019, 525025, 1071051, 1197057, 1575075, 1785085, 1995095, 5355255, 5985285, 6783323, 8925425, 9975475, 20349969, 26776275, 29926425, 33916615, 101749845, 169583075, 508749225]

約数ペア:

[(1, 508749225), (3, 169583075), (5, 101749845), (15, 33916615), (17, 29926425), (19, 26776275), (25, 20349969), (51, 9975475), (57, 8925425), (75, 6783323), (85, 5985285), (95, 5355255), (255, 1995095), (285, 1785085), (323, 1575075), (425, 1197057), (475, 1071051), (969, 525025), (1275, 399019), (1425, 357017), (1615, 315015), (4845, 105005), (8075, 63003), (21001, 24225)]