156912374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 254150400

約数和(自身を除く): 97238026

約数列:

[1, 2, 19, 38, 61, 122, 139, 278, 487, 974, 1159, 2318, 2641, 5282, 8479, 9253, 16958, 18506, 29707, 59414, 67693, 135386, 161101, 322202, 564433, 1128866, 1286167, 2572334, 4129273, 8258546, 78456187, 156912374]

約数ペア:

[(1, 156912374), (2, 78456187), (19, 8258546), (38, 4129273), (61, 2572334), (122, 1286167), (139, 1128866), (278, 564433), (487, 322202), (974, 161101), (1159, 135386), (2318, 67693), (2641, 59414), (5282, 29707), (8479, 18506), (9253, 16958)]