278743424

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{128099}}^1$

素因数の和:128130

約数の個数: 32

約数和(自身を含む): 587979000

約数和(自身を除く): 309235576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 128099, 256198, 512396, 1024792, 2049584, 2177683, 4099168, 4355366, 8198336, 8710732, 16396672, 17421464, 34842928, 69685856, 139371712, 278743424]

約数ペア:

[(1, 278743424), (2, 139371712), (4, 69685856), (8, 34842928), (16, 17421464), (17, 16396672), (32, 8710732), (34, 8198336), (64, 4355366), (68, 4099168), (128, 2177683), (136, 2049584), (272, 1024792), (544, 512396), (1088, 256198), (2176, 128099)]