30731922

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2235

約数の個数: 48

約数和(自身を含む): 72917208

約数和(自身を除く): 42185286

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1586, 2153, 2379, 4306, 4758, 6459, 7137, 12918, 14274, 19377, 27989, 38754, 55978, 83967, 131333, 167934, 251901, 262666, 393999, 503802, 787998, 1181997, 1707329, 2363994, 3414658, 5121987, 10243974, 15365961, 30731922]

約数ペア:

[(1, 30731922), (2, 15365961), (3, 10243974), (6, 5121987), (9, 3414658), (13, 2363994), (18, 1707329), (26, 1181997), (39, 787998), (61, 503802), (78, 393999), (117, 262666), (122, 251901), (183, 167934), (234, 131333), (366, 83967), (549, 55978), (793, 38754), (1098, 27989), (1586, 19377), (2153, 14274), (2379, 12918), (4306, 7137), (4758, 6459)]