16976661

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 25361280

約数和(自身を除く): 8384619

約数列:

[1, 3, 13, 39, 67, 73, 89, 201, 219, 267, 871, 949, 1157, 2613, 2847, 3471, 4891, 5963, 6497, 14673, 17889, 19491, 63583, 77519, 84461, 190749, 232557, 253383, 435299, 1305897, 5658887, 16976661]

約数ペア:

[(1, 16976661), (3, 5658887), (13, 1305897), (39, 435299), (67, 253383), (73, 232557), (89, 190749), (201, 84461), (219, 77519), (267, 63583), (871, 19491), (949, 17889), (1157, 14673), (2613, 6497), (2847, 5963), (3471, 4891)]