72171477

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 127895040

約数和(自身を除く): 55723563

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 357, 553, 711, 853, 1071, 1343, 1659, 2559, 4029, 4977, 5971, 7677, 9401, 12087, 14501, 17913, 28203, 43503, 53739, 67387, 84609, 101507, 130509, 202161, 304521, 471709, 606483, 913563, 1145579, 1415127, 3436737, 4245381, 8019053, 10310211, 24057159, 72171477]

約数ペア:

[(1, 72171477), (3, 24057159), (7, 10310211), (9, 8019053), (17, 4245381), (21, 3436737), (51, 1415127), (63, 1145579), (79, 913563), (119, 606483), (153, 471709), (237, 304521), (357, 202161), (553, 130509), (711, 101507), (853, 84609), (1071, 67387), (1343, 53739), (1659, 43503), (2559, 28203), (4029, 17913), (4977, 14501), (5971, 12087), (7677, 9401)]