381877883457

素因数分解:

$3^1\times 7^3\times {\mathrm{131}}^1\times {\mathrm{457}}^1\times {\mathrm{6199}}^1$

素因数の和:6811

約数の個数: 64

約数和(自身を含む): 599723520000

約数和(自身を除く): 217845636543

約数列:

[1, 3, 7, 21, 49, 131, 147, 343, 393, 457, 917, 1029, 1371, 2751, 3199, 6199, 6419, 9597, 18597, 19257, 22393, 43393, 44933, 59867, 67179, 130179, 134799, 156751, 179601, 303751, 419069, 470253, 812069, 911253, 1257207, 2126257, 2436207, 2832943, 2933483, 5684483, 6378771, 8498829, 8800449, 17053449, 19830601, 20534381, 39791381, 59491803, 61603143, 119374143, 138814207, 278539667, 371115533, 416442621, 835619001, 971699449, 1113346599, 2597808731, 2915098347, 7793426193, 18184661117, 54553983351, 127292627819, 381877883457]

約数ペア:

[(1, 381877883457), (3, 127292627819), (7, 54553983351), (21, 18184661117), (49, 7793426193), (131, 2915098347), (147, 2597808731), (343, 1113346599), (393, 971699449), (457, 835619001), (917, 416442621), (1029, 371115533), (1371, 278539667), (2751, 138814207), (3199, 119374143), (6199, 61603143), (6419, 59491803), (9597, 39791381), (18597, 20534381), (19257, 19830601), (22393, 17053449), (43393, 8800449), (44933, 8498829), (59867, 6378771), (67179, 5684483), (130179, 2933483), (134799, 2832943), (156751, 2436207), (179601, 2126257), (303751, 1257207), (419069, 911253), (470253, 812069)]