318291272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2687}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 690923520

約数和(自身を除く): 372632248

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 221, 268, 442, 536, 871, 884, 1139, 1742, 1768, 2278, 2687, 3484, 4556, 5374, 6968, 9112, 10748, 14807, 21496, 29614, 34931, 45679, 59228, 69862, 91358, 118456, 139724, 180029, 182716, 279448, 360058, 365432, 593827, 720116, 1187654, 1440232, 2340377, 2375308, 3060493, 4680754, 4750616, 6120986, 9361508, 12241972, 18723016, 24483944, 39786409, 79572818, 159145636, 318291272]

約数ペア:

[(1, 318291272), (2, 159145636), (4, 79572818), (8, 39786409), (13, 24483944), (17, 18723016), (26, 12241972), (34, 9361508), (52, 6120986), (67, 4750616), (68, 4680754), (104, 3060493), (134, 2375308), (136, 2340377), (221, 1440232), (268, 1187654), (442, 720116), (536, 593827), (871, 365432), (884, 360058), (1139, 279448), (1742, 182716), (1768, 180029), (2278, 139724), (2687, 118456), (3484, 91358), (4556, 69862), (5374, 59228), (6968, 45679), (9112, 34931), (10748, 29614), (14807, 21496)]