393931.0000000

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 7402752

約数和(自身を除く): 4012000

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 271, 272, 368, 391, 542, 544, 736, 782, 1084, 1564, 2168, 3128, 4336, 4607, 6233, 6256, 8672, 9214, 12466, 12512, 18428, 24932, 36856, 49864, 73712, 99728, 105961, 147424, 199456, 211922, 423844, 847688, 1695376, 3390752]

約数ペア:

[(1, 3390752), (2, 1695376), (4, 847688), (8, 423844), (16, 211922), (17, 199456), (23, 147424), (32, 105961), (34, 99728), (46, 73712), (68, 49864), (92, 36856), (136, 24932), (184, 18428), (271, 12512), (272, 12466), (368, 9214), (391, 8672), (542, 6256), (544, 6233), (736, 4607), (782, 4336), (1084, 3128), (1564, 2168)]