28301715

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 53464320

約数和(自身を除く): 25162605

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 101, 117, 195, 303, 479, 505, 585, 909, 1313, 1437, 1515, 2395, 3939, 4311, 4545, 6227, 6565, 7185, 11817, 18681, 19695, 21555, 31135, 48379, 56043, 59085, 93405, 145137, 241895, 280215, 435411, 628927, 725685, 1886781, 2177055, 3144635, 5660343, 9433905, 28301715]

約数ペア:

[(1, 28301715), (3, 9433905), (5, 5660343), (9, 3144635), (13, 2177055), (15, 1886781), (39, 725685), (45, 628927), (65, 435411), (101, 280215), (117, 241895), (195, 145137), (303, 93405), (479, 59085), (505, 56043), (585, 48379), (909, 31135), (1313, 21555), (1437, 19695), (1515, 18681), (2395, 11817), (3939, 7185), (4311, 6565), (4545, 6227)]