138636368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{7489}}^1$

素因数の和:7599

約数の個数: 40

約数和(自身を含む): 292559400

約数和(自身を除く): 153923032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2314, 4628, 7489, 9256, 14978, 18512, 29956, 59912, 97357, 119824, 194714, 389428, 666521, 778856, 1333042, 1557712, 2666084, 5332168, 8664773, 10664336, 17329546, 34659092, 69318184, 138636368]

約数ペア:

[(1, 138636368), (2, 69318184), (4, 34659092), (8, 17329546), (13, 10664336), (16, 8664773), (26, 5332168), (52, 2666084), (89, 1557712), (104, 1333042), (178, 778856), (208, 666521), (356, 389428), (712, 194714), (1157, 119824), (1424, 97357), (2314, 59912), (4628, 29956), (7489, 18512), (9256, 14978)]