1728272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1215

約数の個数: 40

約数和(自身を含む): 4124736

約数和(自身を除く): 2396464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1187, 1456, 2374, 4748, 8309, 9496, 15431, 16618, 18992, 30862, 33236, 61724, 66472, 108017, 123448, 132944, 216034, 246896, 432068, 864136, 1728272]

約数ペア:

[(1, 1728272), (2, 864136), (4, 432068), (7, 246896), (8, 216034), (13, 132944), (14, 123448), (16, 108017), (26, 66472), (28, 61724), (52, 33236), (56, 30862), (91, 18992), (104, 16618), (112, 15431), (182, 9496), (208, 8309), (364, 4748), (728, 2374), (1187, 1456)]