398339937

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 636172992

約数和(自身を除く): 237833055

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 211, 243, 457, 459, 633, 1371, 1377, 1899, 3587, 4113, 4131, 5697, 7769, 10761, 12339, 17091, 23307, 32283, 37017, 51273, 69921, 96427, 96849, 111051, 209763, 289281, 290547, 629289, 867843, 871641, 1639259, 1887867, 2603529, 4917777, 7810587, 14753331, 23431761, 44259993, 132779979, 398339937]

約数ペア:

[(1, 398339937), (3, 132779979), (9, 44259993), (17, 23431761), (27, 14753331), (51, 7810587), (81, 4917777), (153, 2603529), (211, 1887867), (243, 1639259), (457, 871641), (459, 867843), (633, 629289), (1371, 290547), (1377, 289281), (1899, 209763), (3587, 111051), (4113, 96849), (4131, 96427), (5697, 69921), (7769, 51273), (10761, 37017), (12339, 32283), (17091, 23307)]