28170468

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21149}}^1$

素因数の和:21196

約数の個数: 36

約数和(自身を含む): 73136700

約数和(自身を除く): 44966232

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21149, 42298, 63447, 84596, 126894, 190341, 253788, 380682, 761364, 782513, 1565026, 2347539, 3130052, 4695078, 7042617, 9390156, 14085234, 28170468]

約数ペア:

[(1, 28170468), (2, 14085234), (3, 9390156), (4, 7042617), (6, 4695078), (9, 3130052), (12, 2347539), (18, 1565026), (36, 782513), (37, 761364), (74, 380682), (111, 253788), (148, 190341), (222, 126894), (333, 84596), (444, 63447), (666, 42298), (1332, 21149)]