278597968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{16319}}^1$

素因数の和:16435

約数の個数: 40

約数和(自身を含む): 594961920

約数和(自身を除く): 316363952

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1552, 2134, 4268, 8536, 16319, 17072, 32638, 65276, 130552, 179509, 261104, 359018, 718036, 1436072, 1582943, 2872144, 3165886, 6331772, 12663544, 17412373, 25327088, 34824746, 69649492, 139298984, 278597968]

約数ペア:

[(1, 278597968), (2, 139298984), (4, 69649492), (8, 34824746), (11, 25327088), (16, 17412373), (22, 12663544), (44, 6331772), (88, 3165886), (97, 2872144), (176, 1582943), (194, 1436072), (388, 718036), (776, 359018), (1067, 261104), (1552, 179509), (2134, 130552), (4268, 65276), (8536, 32638), (16319, 17072)]