90932639

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 113135616

約数和(自身を除く): 22202977

約数列:

[1, 7, 23, 47, 61, 161, 197, 329, 427, 1081, 1379, 1403, 2867, 4531, 7567, 9259, 9821, 12017, 20069, 31717, 64813, 65941, 84119, 212957, 276391, 461587, 564799, 1490699, 1934737, 3953593, 12990377, 90932639]

約数ペア:

[(1, 90932639), (7, 12990377), (23, 3953593), (47, 1934737), (61, 1490699), (161, 564799), (197, 461587), (329, 276391), (427, 212957), (1081, 84119), (1379, 65941), (1403, 64813), (2867, 31717), (4531, 20069), (7567, 12017), (9259, 9821)]