157390471

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 202245120

約数和(自身を除く): 44854649

約数列:

[1, 7, 17, 19, 119, 133, 151, 323, 461, 1057, 2261, 2567, 2869, 3227, 7837, 8759, 17969, 20083, 48773, 54859, 61313, 69611, 148903, 341411, 487277, 1042321, 1183387, 1322609, 8283709, 9258263, 22484353, 157390471]

約数ペア:

[(1, 157390471), (7, 22484353), (17, 9258263), (19, 8283709), (119, 1322609), (133, 1183387), (151, 1042321), (323, 487277), (461, 341411), (1057, 148903), (2261, 69611), (2567, 61313), (2869, 54859), (3227, 48773), (7837, 20083), (8759, 17969)]