15872272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 33419736

約数和(自身を除く): 17547464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 557, 1096, 1114, 1781, 2192, 2228, 3562, 4456, 7124, 7241, 8912, 14248, 14482, 28496, 28964, 57928, 76309, 115856, 152618, 305236, 610472, 992017, 1220944, 1984034, 3968068, 7936136, 15872272]

約数ペア:

[(1, 15872272), (2, 7936136), (4, 3968068), (8, 1984034), (13, 1220944), (16, 992017), (26, 610472), (52, 305236), (104, 152618), (137, 115856), (208, 76309), (274, 57928), (548, 28964), (557, 28496), (1096, 14482), (1114, 14248), (1781, 8912), (2192, 7241), (2228, 7124), (3562, 4456)]