3895456

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 8316000

約数和(自身を除く): 4420544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 149, 152, 172, 298, 304, 344, 596, 608, 688, 817, 1192, 1376, 1634, 2384, 2831, 3268, 4768, 5662, 6407, 6536, 11324, 12814, 13072, 22648, 25628, 26144, 45296, 51256, 90592, 102512, 121733, 205024, 243466, 486932, 973864, 1947728, 3895456]

約数ペア:

[(1, 3895456), (2, 1947728), (4, 973864), (8, 486932), (16, 243466), (19, 205024), (32, 121733), (38, 102512), (43, 90592), (76, 51256), (86, 45296), (149, 26144), (152, 25628), (172, 22648), (298, 13072), (304, 12814), (344, 11324), (596, 6536), (608, 6407), (688, 5662), (817, 4768), (1192, 3268), (1376, 2831), (1634, 2384)]