64722788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2389}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 122262840

約数和(自身を除く): 57540052

約数列:

[1, 2, 4, 13, 26, 52, 521, 1042, 2084, 2389, 4778, 6773, 9556, 13546, 27092, 31057, 62114, 124228, 1244669, 2489338, 4978676, 16180697, 32361394, 64722788]

約数ペア:

[(1, 64722788), (2, 32361394), (4, 16180697), (13, 4978676), (26, 2489338), (52, 1244669), (521, 124228), (1042, 62114), (2084, 31057), (2389, 27092), (4778, 13546), (6773, 9556)]