653211279

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2383}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 1140505600

約数和(自身を除く): 487294321

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 229, 399, 687, 1197, 1603, 2061, 2383, 4351, 4809, 7149, 13053, 14427, 16681, 21447, 30457, 39159, 45277, 50043, 91371, 135831, 150129, 274113, 316939, 407493, 545707, 950817, 1637121, 2852451, 3819949, 4911363, 10368433, 11459847, 31105299, 34379541, 72579031, 93315897, 217737093, 653211279]

約数ペア:

[(1, 653211279), (3, 217737093), (7, 93315897), (9, 72579031), (19, 34379541), (21, 31105299), (57, 11459847), (63, 10368433), (133, 4911363), (171, 3819949), (229, 2852451), (399, 1637121), (687, 950817), (1197, 545707), (1603, 407493), (2061, 316939), (2383, 274113), (4351, 150129), (4809, 135831), (7149, 91371), (13053, 50043), (14427, 45277), (16681, 39159), (21447, 30457)]