28711358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 48351072

約数和(自身を除く): 19639714

約数列:

[1, 2, 13, 26, 43, 61, 86, 122, 421, 559, 793, 842, 1118, 1586, 2623, 5246, 5473, 10946, 18103, 25681, 34099, 36206, 51362, 68198, 235339, 333853, 470678, 667706, 1104283, 2208566, 14355679, 28711358]

約数ペア:

[(1, 28711358), (2, 14355679), (13, 2208566), (26, 1104283), (43, 667706), (61, 470678), (86, 333853), (122, 235339), (421, 68198), (559, 51362), (793, 36206), (842, 34099), (1118, 25681), (1586, 18103), (2623, 10946), (5246, 5473)]