128546705

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 184550400

約数和(自身を除く): 56003695

約数列:

[1, 5, 7, 29, 35, 89, 145, 203, 445, 623, 1015, 1423, 2581, 3115, 7115, 9961, 12905, 18067, 41267, 49805, 90335, 126647, 206335, 288869, 633235, 886529, 1444345, 3672763, 4432645, 18363815, 25709341, 128546705]

約数ペア:

[(1, 128546705), (5, 25709341), (7, 18363815), (29, 4432645), (35, 3672763), (89, 1444345), (145, 886529), (203, 633235), (445, 288869), (623, 206335), (1015, 126647), (1423, 90335), (2581, 49805), (3115, 41267), (7115, 18067), (9961, 12905)]