39523743

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 72025200

約数和(自身を除く): 32501457

約数列:

[1, 3, 7, 9, 19, 21, 49, 53, 57, 63, 89, 133, 147, 159, 171, 267, 371, 399, 441, 477, 623, 801, 931, 1007, 1113, 1197, 1691, 1869, 2597, 2793, 3021, 3339, 4361, 4717, 5073, 5607, 7049, 7791, 8379, 9063, 11837, 13083, 14151, 15219, 21147, 23373, 33019, 35511, 39249, 42453, 49343, 63441, 82859, 89623, 99057, 106533, 148029, 231133, 248577, 268869, 297171, 444087, 627361, 693399, 745731, 806607, 1882083, 2080197, 4391527, 5646249, 13174581, 39523743]

約数ペア:

[(1, 39523743), (3, 13174581), (7, 5646249), (9, 4391527), (19, 2080197), (21, 1882083), (49, 806607), (53, 745731), (57, 693399), (63, 627361), (89, 444087), (133, 297171), (147, 268869), (159, 248577), (171, 231133), (267, 148029), (371, 106533), (399, 99057), (441, 89623), (477, 82859), (623, 63441), (801, 49343), (931, 42453), (1007, 39249), (1113, 35511), (1197, 33019), (1691, 23373), (1869, 21147), (2597, 15219), (2793, 14151), (3021, 13083), (3339, 11837), (4361, 9063), (4717, 8379), (5073, 7791), (5607, 7049)]