22785217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 29804544

約数和(自身を除く): 7019327

約数列:

[1, 7, 13, 31, 41, 91, 197, 217, 287, 403, 533, 1271, 1379, 2561, 2821, 3731, 6107, 8077, 8897, 16523, 17927, 42749, 56539, 79391, 105001, 115661, 250387, 555737, 735007, 1752709, 3255031, 22785217]

約数ペア:

[(1, 22785217), (7, 3255031), (13, 1752709), (31, 735007), (41, 555737), (91, 250387), (197, 115661), (217, 105001), (287, 79391), (403, 56539), (533, 42749), (1271, 17927), (1379, 16523), (2561, 8897), (2821, 8077), (3731, 6107)]