277198528

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{4507}}^1$

素因数の和:4581

約数の個数: 42

約数和(自身を含む): 568508388

約数和(自身を除く): 291309860

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 4507, 7688, 9014, 15376, 18028, 30752, 36056, 61504, 72112, 139717, 144224, 279434, 288448, 558868, 1117736, 2235472, 4331227, 4470944, 8662454, 8941888, 17324908, 34649816, 69299632, 138599264, 277198528]

約数ペア:

[(1, 277198528), (2, 138599264), (4, 69299632), (8, 34649816), (16, 17324908), (31, 8941888), (32, 8662454), (62, 4470944), (64, 4331227), (124, 2235472), (248, 1117736), (496, 558868), (961, 288448), (992, 279434), (1922, 144224), (1984, 139717), (3844, 72112), (4507, 61504), (7688, 36056), (9014, 30752), (15376, 18028)]