71565039

素因数分解:

$3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 142905840

約数和(自身を除く): 71340801

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 49, 57, 63, 73, 81, 91, 117, 133, 147, 171, 189, 219, 247, 273, 351, 399, 441, 511, 513, 567, 637, 657, 741, 819, 931, 949, 1053, 1197, 1323, 1387, 1533, 1539, 1729, 1911, 1971, 2223, 2457, 2793, 2847, 3577, 3591, 3969, 4161, 4599, 5187, 5733, 5913, 6643, 6669, 7371, 8379, 8541, 9709, 10731, 10773, 12103, 12483, 13797, 15561, 17199, 18031, 19929, 20007, 25137, 25623, 29127, 32193, 36309, 37449, 41391, 46501, 46683, 51597, 54093, 59787, 67963, 75411, 76869, 87381, 96579, 108927, 112347, 126217, 139503, 140049, 162279, 179361, 203889, 262143, 289737, 326781, 378651, 418509, 486837, 538083, 611667, 786429, 883519, 980343, 1135953, 1255527, 1460511, 1835001, 2650557, 3407859, 3766581, 5505003, 7951671, 10223577, 23855013, 71565039]

約数ペア:

[(1, 71565039), (3, 23855013), (7, 10223577), (9, 7951671), (13, 5505003), (19, 3766581), (21, 3407859), (27, 2650557), (39, 1835001), (49, 1460511), (57, 1255527), (63, 1135953), (73, 980343), (81, 883519), (91, 786429), (117, 611667), (133, 538083), (147, 486837), (171, 418509), (189, 378651), (219, 326781), (247, 289737), (273, 262143), (351, 203889), (399, 179361), (441, 162279), (511, 140049), (513, 139503), (567, 126217), (637, 112347), (657, 108927), (741, 96579), (819, 87381), (931, 76869), (949, 75411), (1053, 67963), (1197, 59787), (1323, 54093), (1387, 51597), (1533, 46683), (1539, 46501), (1729, 41391), (1911, 37449), (1971, 36309), (2223, 32193), (2457, 29127), (2793, 25623), (2847, 25137), (3577, 20007), (3591, 19929), (3969, 18031), (4161, 17199), (4599, 15561), (5187, 13797), (5733, 12483), (5913, 12103), (6643, 10773), (6669, 10731), (7371, 9709), (8379, 8541)]