40640319

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2393}}^1$

素因数の和:2456

約数の個数: 32

約数和(自身を含む): 65499840

約数和(自身を除く): 24859521

約数列:

[1, 3, 9, 17, 27, 37, 51, 111, 153, 333, 459, 629, 999, 1887, 2393, 5661, 7179, 16983, 21537, 40681, 64611, 88541, 122043, 265623, 366129, 796869, 1098387, 1505197, 2390607, 4515591, 13546773, 40640319]

約数ペア:

[(1, 40640319), (3, 13546773), (9, 4515591), (17, 2390607), (27, 1505197), (37, 1098387), (51, 796869), (111, 366129), (153, 265623), (333, 122043), (459, 88541), (629, 64611), (999, 40681), (1887, 21537), (2393, 16983), (5661, 7179)]