228393915

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2473}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 376206336

約数和(自身を除く): 147812421

約数列:

[1, 3, 5, 15, 47, 131, 141, 235, 393, 655, 705, 1965, 2473, 6157, 7419, 12365, 18471, 30785, 37095, 92355, 116231, 323963, 348693, 581155, 971889, 1619815, 1743465, 4859445, 15226261, 45678783, 76131305, 228393915]

約数ペア:

[(1, 228393915), (3, 76131305), (5, 45678783), (15, 15226261), (47, 4859445), (131, 1743465), (141, 1619815), (235, 971889), (393, 581155), (655, 348693), (705, 323963), (1965, 116231), (2473, 92355), (6157, 37095), (7419, 30785), (12365, 18471)]