12913456

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 40

約数和(自身を含む): 25877808

約数和(自身を除く): 12964352

約数列:

[1, 2, 4, 8, 16, 61, 101, 122, 131, 202, 244, 262, 404, 488, 524, 808, 976, 1048, 1616, 2096, 6161, 7991, 12322, 13231, 15982, 24644, 26462, 31964, 49288, 52924, 63928, 98576, 105848, 127856, 211696, 807091, 1614182, 3228364, 6456728, 12913456]

約数ペア:

[(1, 12913456), (2, 6456728), (4, 3228364), (8, 1614182), (16, 807091), (61, 211696), (101, 127856), (122, 105848), (131, 98576), (202, 63928), (244, 52924), (262, 49288), (404, 31964), (488, 26462), (524, 24644), (808, 15982), (976, 13231), (1048, 12322), (1616, 7991), (2096, 6161)]