128593647

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157013}}^1$

素因数の和:157039

約数の個数: 24

約数和(自身を含む): 228612384

約数和(自身を除く): 100018737

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 157013, 471039, 1099091, 1413117, 2041169, 3297273, 6123507, 9891819, 14288183, 18370521, 42864549, 128593647]

約数ペア:

[(1, 128593647), (3, 42864549), (7, 18370521), (9, 14288183), (13, 9891819), (21, 6123507), (39, 3297273), (63, 2041169), (91, 1413117), (117, 1099091), (273, 471039), (819, 157013)]