258855896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{4021}}^1$

素因数の和:4659

約数の個数: 32

約数和(自身を含む): 523664400

約数和(自身を除く): 264808504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 619, 1238, 2476, 4021, 4952, 8042, 8047, 16084, 16094, 32168, 32188, 52273, 64376, 104546, 209092, 418184, 2488999, 4977998, 9955996, 19911992, 32356987, 64713974, 129427948, 258855896]

約数ペア:

[(1, 258855896), (2, 129427948), (4, 64713974), (8, 32356987), (13, 19911992), (26, 9955996), (52, 4977998), (104, 2488999), (619, 418184), (1238, 209092), (2476, 104546), (4021, 64376), (4952, 52273), (8042, 32188), (8047, 32168), (16084, 16094)]