1821660191

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 2103252480

約数和(自身を除く): 281592289

約数列:

[1, 13, 23, 53, 139, 299, 689, 827, 1219, 1807, 3197, 7367, 10751, 15847, 19021, 41561, 43831, 95771, 114953, 169441, 247273, 569803, 1008113, 1494389, 2202733, 2643919, 6092509, 13105469, 34370947, 79202617, 140127707, 1821660191]

約数ペア:

[(1, 1821660191), (13, 140127707), (23, 79202617), (53, 34370947), (139, 13105469), (299, 6092509), (689, 2643919), (827, 2202733), (1219, 1494389), (1807, 1008113), (3197, 569803), (7367, 247273), (10751, 169441), (15847, 114953), (19021, 95771), (41561, 43831)]