391252368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1277}}^1$

素因数の和:1792

約数の個数: 80

約数和(自身を含む): 1091555136

約数和(自身を除く): 700302768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 491, 624, 982, 1277, 1473, 1964, 2554, 2946, 3831, 3928, 5108, 5892, 6383, 7662, 7856, 10216, 11784, 12766, 15324, 16601, 19149, 20432, 23568, 25532, 30648, 33202, 38298, 49803, 51064, 61296, 66404, 76596, 99606, 102128, 132808, 153192, 199212, 265616, 306384, 398424, 627007, 796848, 1254014, 1881021, 2508028, 3762042, 5016056, 7524084, 8151091, 10032112, 15048168, 16302182, 24453273, 30096336, 32604364, 48906546, 65208728, 97813092, 130417456, 195626184, 391252368]

約数ペア:

[(1, 391252368), (2, 195626184), (3, 130417456), (4, 97813092), (6, 65208728), (8, 48906546), (12, 32604364), (13, 30096336), (16, 24453273), (24, 16302182), (26, 15048168), (39, 10032112), (48, 8151091), (52, 7524084), (78, 5016056), (104, 3762042), (156, 2508028), (208, 1881021), (312, 1254014), (491, 796848), (624, 627007), (982, 398424), (1277, 306384), (1473, 265616), (1964, 199212), (2554, 153192), (2946, 132808), (3831, 102128), (3928, 99606), (5108, 76596), (5892, 66404), (6383, 61296), (7662, 51064), (7856, 49803), (10216, 38298), (11784, 33202), (12766, 30648), (15324, 25532), (16601, 23568), (19149, 20432)]