28220328

素因数分解:

$2^3\times 3^2\times {\mathrm{167}}^1\times {\mathrm{2347}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 76920480

約数和(自身を除く): 48700152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 167, 334, 501, 668, 1002, 1336, 1503, 2004, 2347, 3006, 4008, 4694, 6012, 7041, 9388, 12024, 14082, 18776, 21123, 28164, 42246, 56328, 84492, 168984, 391949, 783898, 1175847, 1567796, 2351694, 3135592, 3527541, 4703388, 7055082, 9406776, 14110164, 28220328]

約数ペア:

[(1, 28220328), (2, 14110164), (3, 9406776), (4, 7055082), (6, 4703388), (8, 3527541), (9, 3135592), (12, 2351694), (18, 1567796), (24, 1175847), (36, 783898), (72, 391949), (167, 168984), (334, 84492), (501, 56328), (668, 42246), (1002, 28164), (1336, 21123), (1503, 18776), (2004, 14082), (2347, 12024), (3006, 9388), (4008, 7041), (4694, 6012)]