154215

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 280800

約数和(自身を除く): 126585

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 149, 207, 345, 447, 745, 1035, 1341, 2235, 3427, 6705, 10281, 17135, 30843, 51405, 154215]

約数ペア:

[(1, 154215), (3, 51405), (5, 30843), (9, 17135), (15, 10281), (23, 6705), (45, 3427), (69, 2235), (115, 1341), (149, 1035), (207, 745), (345, 447)]