236700789

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 349138944

約数和(自身を除く): 112438155

約数列:

[1, 3, 13, 39, 47, 141, 263, 491, 611, 789, 1473, 1833, 3419, 6383, 10257, 12361, 19149, 23077, 37083, 69231, 129133, 160693, 300001, 387399, 482079, 900003, 1678729, 5036187, 6069251, 18207753, 78900263, 236700789]

約数ペア:

[(1, 236700789), (3, 78900263), (13, 18207753), (39, 6069251), (47, 5036187), (141, 1678729), (263, 900003), (491, 482079), (611, 387399), (789, 300001), (1473, 160693), (1833, 129133), (3419, 69231), (6383, 37083), (10257, 23077), (12361, 19149)]