56263221

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 103584960

約数和(自身を除く): 47321739

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 49, 63, 69, 129, 147, 161, 189, 207, 301, 387, 441, 483, 621, 903, 989, 1127, 1161, 1323, 1449, 1849, 2107, 2709, 2967, 3381, 4347, 5547, 6321, 6923, 8127, 8901, 10143, 12943, 16641, 18963, 20769, 26703, 30429, 38829, 42527, 48461, 49923, 56889, 62307, 90601, 116487, 127581, 145383, 186921, 271803, 297689, 349461, 382743, 436149, 815409, 893067, 1148229, 1308447, 2083823, 2446227, 2679201, 6251469, 8037603, 18754407, 56263221]

約数ペア:

[(1, 56263221), (3, 18754407), (7, 8037603), (9, 6251469), (21, 2679201), (23, 2446227), (27, 2083823), (43, 1308447), (49, 1148229), (63, 893067), (69, 815409), (129, 436149), (147, 382743), (161, 349461), (189, 297689), (207, 271803), (301, 186921), (387, 145383), (441, 127581), (483, 116487), (621, 90601), (903, 62307), (989, 56889), (1127, 49923), (1161, 48461), (1323, 42527), (1449, 38829), (1849, 30429), (2107, 26703), (2709, 20769), (2967, 18963), (3381, 16641), (4347, 12943), (5547, 10143), (6321, 8901), (6923, 8127)]