1413308421

素因数分解:

$3^2\times 7^2\times {\mathrm{3204781}}^1$

素因数の和:3204801

約数の個数: 18

約数和(自身を含む): 2374743462

約数和(自身を除く): 961435041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 3204781, 9614343, 22433467, 28843029, 67300401, 157034269, 201901203, 471102807, 1413308421]

約数ペア:

[(1, 1413308421), (3, 471102807), (7, 201901203), (9, 157034269), (21, 67300401), (49, 28843029), (63, 22433467), (147, 9614343), (441, 3204781)]