27160815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 52503552

約数和(自身を除く): 25342737

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 345, 391, 421, 561, 759, 935, 1173, 1263, 1265, 1955, 2105, 2805, 3795, 4301, 4631, 5865, 6315, 7157, 9683, 12903, 13893, 21471, 21505, 23155, 29049, 35785, 48415, 64515, 69465, 78727, 106513, 107355, 145245, 164611, 236181, 319539, 393635, 493833, 532565, 823055, 1180905, 1597695, 1810721, 2469165, 5432163, 9053605, 27160815]

約数ペア:

[(1, 27160815), (3, 9053605), (5, 5432163), (11, 2469165), (15, 1810721), (17, 1597695), (23, 1180905), (33, 823055), (51, 532565), (55, 493833), (69, 393635), (85, 319539), (115, 236181), (165, 164611), (187, 145245), (253, 107355), (255, 106513), (345, 78727), (391, 69465), (421, 64515), (561, 48415), (759, 35785), (935, 29049), (1173, 23155), (1263, 21505), (1265, 21471), (1955, 13893), (2105, 12903), (2805, 9683), (3795, 7157), (4301, 6315), (4631, 5865)]