156666951

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7699}}^1$

素因数の和:7748

約数の個数: 48

約数和(自身を含む): 288288000

約数和(自身を除く): 131621049

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 6783, 7699, 20349, 23097, 53893, 69291, 130883, 146281, 161679, 392649, 438843, 485037, 916181, 1023967, 1177947, 1316529, 2486777, 2748543, 3071901, 7460331, 8245629, 9215703, 17407439, 22380993, 52222317, 156666951]

約数ペア:

[(1, 156666951), (3, 52222317), (7, 22380993), (9, 17407439), (17, 9215703), (19, 8245629), (21, 7460331), (51, 3071901), (57, 2748543), (63, 2486777), (119, 1316529), (133, 1177947), (153, 1023967), (171, 916181), (323, 485037), (357, 438843), (399, 392649), (969, 161679), (1071, 146281), (1197, 130883), (2261, 69291), (2907, 53893), (6783, 23097), (7699, 20349)]