426729721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 507386880

約数和(自身を除く): 80657159

約数列:

[1, 11, 19, 43, 103, 209, 461, 473, 817, 1133, 1957, 4429, 5071, 8759, 8987, 19823, 21527, 47483, 48719, 84151, 96349, 218053, 376637, 522313, 902177, 925661, 2041769, 4143007, 9923947, 22459459, 38793611, 426729721]

約数ペア:

[(1, 426729721), (11, 38793611), (19, 22459459), (43, 9923947), (103, 4143007), (209, 2041769), (461, 925661), (473, 902177), (817, 522313), (1133, 376637), (1957, 218053), (4429, 96349), (5071, 84151), (8759, 48719), (8987, 47483), (19823, 21527)]