90805221

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 143196768

約数和(自身を除く): 52391547

約数列:

[1, 3, 9, 13, 39, 117, 169, 227, 263, 507, 681, 789, 1521, 2043, 2367, 2951, 3419, 8853, 10257, 26559, 30771, 38363, 44447, 59701, 115089, 133341, 179103, 345267, 400023, 537309, 776113, 2328339, 6985017, 10089469, 30268407, 90805221]

約数ペア:

[(1, 90805221), (3, 30268407), (9, 10089469), (13, 6985017), (39, 2328339), (117, 776113), (169, 537309), (227, 400023), (263, 345267), (507, 179103), (681, 133341), (789, 115089), (1521, 59701), (2043, 44447), (2367, 38363), (2951, 30771), (3419, 26559), (8853, 10257)]