28940364

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21727}}^1$

素因数の和:21774

約数の個数: 36

約数和(自身を含む): 75135424

約数和(自身を除く): 46195060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21727, 43454, 65181, 86908, 130362, 195543, 260724, 391086, 782172, 803899, 1607798, 2411697, 3215596, 4823394, 7235091, 9646788, 14470182, 28940364]

約数ペア:

[(1, 28940364), (2, 14470182), (3, 9646788), (4, 7235091), (6, 4823394), (9, 3215596), (12, 2411697), (18, 1607798), (36, 803899), (37, 782172), (74, 391086), (111, 260724), (148, 195543), (222, 130362), (333, 86908), (444, 65181), (666, 43454), (1332, 21727)]