313281728

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4861}}^1$

素因数の和:4945

約数の個数: 56

約数和(自身を含む): 666871920

約数和(自身を除く): 353590192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 152, 212, 304, 424, 608, 848, 1007, 1216, 1696, 2014, 3392, 4028, 4861, 8056, 9722, 16112, 19444, 32224, 38888, 64448, 77776, 92359, 155552, 184718, 257633, 311104, 369436, 515266, 738872, 1030532, 1477744, 2061064, 2955488, 4122128, 4895027, 5910976, 8244256, 9790054, 16488512, 19580108, 39160216, 78320432, 156640864, 313281728]

約数ペア:

[(1, 313281728), (2, 156640864), (4, 78320432), (8, 39160216), (16, 19580108), (19, 16488512), (32, 9790054), (38, 8244256), (53, 5910976), (64, 4895027), (76, 4122128), (106, 2955488), (152, 2061064), (212, 1477744), (304, 1030532), (424, 738872), (608, 515266), (848, 369436), (1007, 311104), (1216, 257633), (1696, 184718), (2014, 155552), (3392, 92359), (4028, 77776), (4861, 64448), (8056, 38888), (9722, 32224), (16112, 19444)]