61987653

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25229}}^1$

素因数の和:25258

約数の個数: 32

約数和(自身を含む): 113030400

約数和(自身を除く): 51042747

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 25229, 75687, 176603, 227061, 327977, 529809, 681183, 983931, 1589427, 2295839, 2951793, 4768281, 6887517, 8855379, 20662551, 61987653]

約数ペア:

[(1, 61987653), (3, 20662551), (7, 8855379), (9, 6887517), (13, 4768281), (21, 2951793), (27, 2295839), (39, 1589427), (63, 983931), (91, 681183), (117, 529809), (189, 327977), (273, 227061), (351, 176603), (819, 75687), (2457, 25229)]