56990349

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 90354420

約数和(自身を除く): 33364071

約数列:

[1, 3, 9, 13, 39, 89, 117, 169, 267, 421, 507, 801, 1157, 1263, 1521, 3471, 3789, 5473, 10413, 15041, 16419, 37469, 45123, 49257, 71149, 112407, 135369, 213447, 337221, 487097, 640341, 1461291, 4383873, 6332261, 18996783, 56990349]

約数ペア:

[(1, 56990349), (3, 18996783), (9, 6332261), (13, 4383873), (39, 1461291), (89, 640341), (117, 487097), (169, 337221), (267, 213447), (421, 135369), (507, 112407), (801, 71149), (1157, 49257), (1263, 45123), (1521, 37469), (3471, 16419), (3789, 15041), (5473, 10413)]