15257776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:449

約数の個数: 40

約数和(自身を含む): 30793664

約数和(自身を除く): 15535888

約数列:

[1, 2, 4, 8, 16, 43, 67, 86, 134, 172, 268, 331, 344, 536, 662, 688, 1072, 1324, 2648, 2881, 5296, 5762, 11524, 14233, 22177, 23048, 28466, 44354, 46096, 56932, 88708, 113864, 177416, 227728, 354832, 953611, 1907222, 3814444, 7628888, 15257776]

約数ペア:

[(1, 15257776), (2, 7628888), (4, 3814444), (8, 1907222), (16, 953611), (43, 354832), (67, 227728), (86, 177416), (134, 113864), (172, 88708), (268, 56932), (331, 46096), (344, 44354), (536, 28466), (662, 23048), (688, 22177), (1072, 14233), (1324, 11524), (2648, 5762), (2881, 5296)]