450486561

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{2027}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 724239360

約数和(自身を除く): 273752799

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 557, 1671, 2027, 3899, 6081, 10583, 11697, 14189, 31749, 38513, 42567, 74081, 115539, 222243, 269591, 808773, 1129039, 3387117, 7903273, 21451741, 23709819, 64355223, 150162187, 450486561]

約数ペア:

[(1, 450486561), (3, 150162187), (7, 64355223), (19, 23709819), (21, 21451741), (57, 7903273), (133, 3387117), (399, 1129039), (557, 808773), (1671, 269591), (2027, 222243), (3899, 115539), (6081, 74081), (10583, 42567), (11697, 38513), (14189, 31749)]