285702957

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 437690880

約数和(自身を除く): 151987923

約数列:

[1, 3, 9, 27, 59, 81, 177, 191, 313, 531, 573, 939, 1593, 1719, 2817, 4779, 5157, 8451, 11269, 15471, 18467, 25353, 33807, 55401, 59783, 101421, 166203, 179349, 304263, 498609, 538047, 912789, 1495827, 1614141, 3527197, 4842423, 10581591, 31744773, 95234319, 285702957]

約数ペア:

[(1, 285702957), (3, 95234319), (9, 31744773), (27, 10581591), (59, 4842423), (81, 3527197), (177, 1614141), (191, 1495827), (313, 912789), (531, 538047), (573, 498609), (939, 304263), (1593, 179349), (1719, 166203), (2817, 101421), (4779, 59783), (5157, 55401), (8451, 33807), (11269, 25353), (15471, 18467)]