25435053

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 45893120

約数和(自身を除く): 20458067

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 787, 1197, 1539, 1701, 2361, 3591, 4617, 5509, 7083, 10773, 14953, 16527, 21249, 32319, 44859, 49581, 63747, 104671, 134577, 148743, 191241, 314013, 403731, 446229, 942039, 1211193, 1338687, 2826117, 3633579, 8478351, 25435053]

約数ペア:

[(1, 25435053), (3, 8478351), (7, 3633579), (9, 2826117), (19, 1338687), (21, 1211193), (27, 942039), (57, 446229), (63, 403731), (81, 314013), (133, 191241), (171, 148743), (189, 134577), (243, 104671), (399, 63747), (513, 49581), (567, 44859), (787, 32319), (1197, 21249), (1539, 16527), (1701, 14953), (2361, 10773), (3591, 7083), (4617, 5509)]