313319344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{10837}}^1$

素因数の和:10997

約数の個数: 40

約数和(自身を含む): 658516880

約数和(自身を除く): 345197536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 10837, 14456, 21674, 28912, 43348, 86696, 140881, 173392, 281762, 563524, 1127048, 1506343, 2254096, 3012686, 6025372, 12050744, 19582459, 24101488, 39164918, 78329836, 156659672, 313319344]

約数ペア:

[(1, 313319344), (2, 156659672), (4, 78329836), (8, 39164918), (13, 24101488), (16, 19582459), (26, 12050744), (52, 6025372), (104, 3012686), (139, 2254096), (208, 1506343), (278, 1127048), (556, 563524), (1112, 281762), (1807, 173392), (2224, 140881), (3614, 86696), (7228, 43348), (10837, 28912), (14456, 21674)]