64864415

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 97528320

約数和(自身を除く): 32663905

約数列:

[1, 5, 7, 11, 35, 55, 77, 331, 385, 509, 1655, 2317, 2545, 3563, 3641, 5599, 11585, 17815, 18205, 25487, 27995, 39193, 127435, 168479, 195965, 842395, 1179353, 1853269, 5896765, 9266345, 12972883, 64864415]

約数ペア:

[(1, 64864415), (5, 12972883), (7, 9266345), (11, 5896765), (35, 1853269), (55, 1179353), (77, 842395), (331, 195965), (385, 168479), (509, 127435), (1655, 39193), (2317, 27995), (2545, 25487), (3563, 18205), (3641, 17815), (5599, 11585)]