13158645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 22505472

約数和(自身を除く): 9346827

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 887, 989, 2661, 2967, 4435, 4945, 13305, 14835, 20401, 38141, 61203, 102005, 114423, 190705, 306015, 572115, 877243, 2631729, 4386215, 13158645]

約数ペア:

[(1, 13158645), (3, 4386215), (5, 2631729), (15, 877243), (23, 572115), (43, 306015), (69, 190705), (115, 114423), (129, 102005), (215, 61203), (345, 38141), (645, 20401), (887, 14835), (989, 13305), (2661, 4945), (2967, 4435)]