28723344

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 80661504

約数和(自身を除く): 51938160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 191, 208, 241, 312, 382, 482, 573, 624, 723, 764, 964, 1146, 1446, 1528, 1928, 2292, 2483, 2892, 3056, 3133, 3856, 4584, 4966, 5784, 6266, 7449, 9168, 9399, 9932, 11568, 12532, 14898, 18798, 19864, 25064, 29796, 37596, 39728, 46031, 50128, 59592, 75192, 92062, 119184, 138093, 150384, 184124, 276186, 368248, 552372, 598403, 736496, 1104744, 1196806, 1795209, 2209488, 2393612, 3590418, 4787224, 7180836, 9574448, 14361672, 28723344]

約数ペア:

[(1, 28723344), (2, 14361672), (3, 9574448), (4, 7180836), (6, 4787224), (8, 3590418), (12, 2393612), (13, 2209488), (16, 1795209), (24, 1196806), (26, 1104744), (39, 736496), (48, 598403), (52, 552372), (78, 368248), (104, 276186), (156, 184124), (191, 150384), (208, 138093), (241, 119184), (312, 92062), (382, 75192), (482, 59592), (573, 50128), (624, 46031), (723, 39728), (764, 37596), (964, 29796), (1146, 25064), (1446, 19864), (1528, 18798), (1928, 14898), (2292, 12532), (2483, 11568), (2892, 9932), (3056, 9399), (3133, 9168), (3856, 7449), (4584, 6266), (4966, 5784)]