28559755

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 41909760

約数和(自身を除く): 13350005

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 469, 641, 665, 1273, 2345, 3205, 4487, 6365, 8911, 12179, 22435, 42947, 44555, 60895, 85253, 214735, 300629, 426265, 815993, 1503145, 4079965, 5711951, 28559755]

約数ペア:

[(1, 28559755), (5, 5711951), (7, 4079965), (19, 1503145), (35, 815993), (67, 426265), (95, 300629), (133, 214735), (335, 85253), (469, 60895), (641, 44555), (665, 42947), (1273, 22435), (2345, 12179), (3205, 8911), (4487, 6365)]