243792770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{7297}}^1$

素因数の和:7574

約数の個数: 32

約数和(自身を含む): 474486768

約数和(自身を除く): 230693998

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 7297, 14594, 16705, 33410, 36485, 72970, 94861, 189722, 474305, 948610, 1875329, 3750658, 9376645, 18753290, 24379277, 48758554, 121896385, 243792770]

約数ペア:

[(1, 243792770), (2, 121896385), (5, 48758554), (10, 24379277), (13, 18753290), (26, 9376645), (65, 3750658), (130, 1875329), (257, 948610), (514, 474305), (1285, 189722), (2570, 94861), (3341, 72970), (6682, 36485), (7297, 33410), (14594, 16705)]