214519185

素因数分解:

$3^6\times 5^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 56

約数和(自身を含む): 389151720

約数和(自身を除く): 174632535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 229, 243, 257, 405, 687, 729, 771, 1145, 1215, 1285, 2061, 2313, 3435, 3645, 3855, 6183, 6939, 10305, 11565, 18549, 20817, 30915, 34695, 55647, 58853, 62451, 92745, 104085, 166941, 176559, 187353, 278235, 294265, 312255, 529677, 834705, 882795, 936765, 1589031, 2648385, 4767093, 7945155, 14301279, 23835465, 42903837, 71506395, 214519185]

約数ペア:

[(1, 214519185), (3, 71506395), (5, 42903837), (9, 23835465), (15, 14301279), (27, 7945155), (45, 4767093), (81, 2648385), (135, 1589031), (229, 936765), (243, 882795), (257, 834705), (405, 529677), (687, 312255), (729, 294265), (771, 278235), (1145, 187353), (1215, 176559), (1285, 166941), (2061, 104085), (2313, 92745), (3435, 62451), (3645, 58853), (3855, 55647), (6183, 34695), (6939, 30915), (10305, 20817), (11565, 18549)]