1894395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 3536640

約数和(自身を除く): 1642245

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 255, 285, 289, 323, 345, 391, 437, 867, 969, 1173, 1311, 1445, 1615, 1955, 2185, 4335, 4845, 5491, 5865, 6555, 6647, 7429, 16473, 19941, 22287, 27455, 33235, 37145, 82365, 99705, 111435, 126293, 378879, 631465, 1894395]

約数ペア:

[(1, 1894395), (3, 631465), (5, 378879), (15, 126293), (17, 111435), (19, 99705), (23, 82365), (51, 37145), (57, 33235), (69, 27455), (85, 22287), (95, 19941), (115, 16473), (255, 7429), (285, 6647), (289, 6555), (323, 5865), (345, 5491), (391, 4845), (437, 4335), (867, 2185), (969, 1955), (1173, 1615), (1311, 1445)]