248047306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 449197056

約数和(自身を除く): 201149750

約数列:

[1, 2, 13, 17, 26, 31, 34, 43, 62, 86, 221, 403, 421, 442, 527, 559, 731, 806, 842, 1054, 1118, 1333, 1462, 2666, 5473, 6851, 7157, 9503, 10946, 13051, 13702, 14314, 17329, 18103, 19006, 22661, 26102, 34658, 36206, 45322, 93041, 169663, 186082, 221867, 235339, 294593, 307751, 339326, 443734, 470678, 561193, 589186, 615502, 1122386, 2884271, 4000763, 5768542, 7295509, 8001526, 9540281, 14591018, 19080562, 124023653, 248047306]

約数ペア:

[(1, 248047306), (2, 124023653), (13, 19080562), (17, 14591018), (26, 9540281), (31, 8001526), (34, 7295509), (43, 5768542), (62, 4000763), (86, 2884271), (221, 1122386), (403, 615502), (421, 589186), (442, 561193), (527, 470678), (559, 443734), (731, 339326), (806, 307751), (842, 294593), (1054, 235339), (1118, 221867), (1333, 186082), (1462, 169663), (2666, 93041), (5473, 45322), (6851, 36206), (7157, 34658), (9503, 26102), (10946, 22661), (13051, 19006), (13702, 18103), (14314, 17329)]