287777256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{70951}}^1$

素因数の和:70986

約数の個数: 48

約数和(自身を含む): 779052960

約数和(自身を除く): 491275704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 70951, 141902, 212853, 283804, 425706, 567608, 851412, 922363, 1702824, 1844726, 2767089, 3689452, 5534178, 7378904, 11068356, 11990719, 22136712, 23981438, 35972157, 47962876, 71944314, 95925752, 143888628, 287777256]

約数ペア:

[(1, 287777256), (2, 143888628), (3, 95925752), (4, 71944314), (6, 47962876), (8, 35972157), (12, 23981438), (13, 22136712), (24, 11990719), (26, 11068356), (39, 7378904), (52, 5534178), (78, 3689452), (104, 2767089), (156, 1844726), (169, 1702824), (312, 922363), (338, 851412), (507, 567608), (676, 425706), (1014, 283804), (1352, 212853), (2028, 141902), (4056, 70951)]