211340974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20789}}^1$

素因数の和:20844

約数の個数: 32

約数和(自身を含む): 377213760

約数和(自身を除く): 165872786

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 5083, 10166, 20789, 41578, 270257, 353413, 478147, 540514, 706826, 956294, 4594369, 6215911, 8128499, 9188738, 12431822, 16256998, 105670487, 211340974]

約数ペア:

[(1, 211340974), (2, 105670487), (13, 16256998), (17, 12431822), (23, 9188738), (26, 8128499), (34, 6215911), (46, 4594369), (221, 956294), (299, 706826), (391, 540514), (442, 478147), (598, 353413), (782, 270257), (5083, 41578), (10166, 20789)]