15365638561

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{28393}}^1$

素因数の和:28745

約数の個数: 32

約数和(自身を含む): 19971203840

約数和(自身を除く): 4605565279

約数列:

[1, 7, 13, 19, 91, 133, 247, 313, 1729, 2191, 4069, 5947, 28393, 28483, 41629, 77311, 198751, 369109, 539467, 541177, 2583763, 3776269, 7013071, 8887009, 49091497, 62209063, 115531117, 168853171, 808717819, 1181972197, 2195091223, 15365638561]

約数ペア:

[(1, 15365638561), (7, 2195091223), (13, 1181972197), (19, 808717819), (91, 168853171), (133, 115531117), (247, 62209063), (313, 49091497), (1729, 8887009), (2191, 7013071), (4069, 3776269), (5947, 2583763), (28393, 541177), (28483, 539467), (41629, 369109), (77311, 198751)]