156949355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 213041664

約数和(自身を除く): 56092309

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 731, 989, 1867, 1955, 3655, 4945, 9335, 16813, 31739, 42941, 80281, 84065, 158695, 214705, 401405, 729997, 1364777, 1846463, 3649985, 6823885, 9232315, 31389871, 156949355]

約数ペア:

[(1, 156949355), (5, 31389871), (17, 9232315), (23, 6823885), (43, 3649985), (85, 1846463), (115, 1364777), (215, 729997), (391, 401405), (731, 214705), (989, 158695), (1867, 84065), (1955, 80281), (3655, 42941), (4945, 31739), (9335, 16813)]