219021738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2807971}}^1$

素因数の和:2807989

約数の個数: 16

約数和(自身を含む): 471739296

約数和(自身を除く): 252717558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2807971, 5615942, 8423913, 16847826, 36503623, 73007246, 109510869, 219021738]

約数ペア:

[(1, 219021738), (2, 109510869), (3, 73007246), (6, 36503623), (13, 16847826), (26, 8423913), (39, 5615942), (78, 2807971)]