245209887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1091}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 407822688

約数和(自身を除く): 162612801

約数列:

[1, 3, 9, 13, 17, 39, 51, 113, 117, 153, 221, 339, 663, 1017, 1091, 1469, 1921, 1989, 3273, 4407, 5763, 9819, 13221, 14183, 17289, 18547, 24973, 42549, 55641, 74919, 123283, 127647, 166923, 224757, 241111, 369849, 723333, 1109547, 1602679, 2095811, 2169999, 4808037, 6287433, 14424111, 18862299, 27245543, 81736629, 245209887]

約数ペア:

[(1, 245209887), (3, 81736629), (9, 27245543), (13, 18862299), (17, 14424111), (39, 6287433), (51, 4808037), (113, 2169999), (117, 2095811), (153, 1602679), (221, 1109547), (339, 723333), (663, 369849), (1017, 241111), (1091, 224757), (1469, 166923), (1921, 127647), (1989, 123283), (3273, 74919), (4407, 55641), (5763, 42549), (9819, 24973), (13221, 18547), (14183, 17289)]