13199968

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 27243216

約数和(自身を除く): 14043248

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 86, 106, 172, 181, 212, 344, 362, 424, 688, 724, 848, 1376, 1448, 1696, 2279, 2896, 4558, 5792, 7783, 9116, 9593, 15566, 18232, 19186, 31132, 36464, 38372, 62264, 72928, 76744, 124528, 153488, 249056, 306976, 412499, 824998, 1649996, 3299992, 6599984, 13199968]

約数ペア:

[(1, 13199968), (2, 6599984), (4, 3299992), (8, 1649996), (16, 824998), (32, 412499), (43, 306976), (53, 249056), (86, 153488), (106, 124528), (172, 76744), (181, 72928), (212, 62264), (344, 38372), (362, 36464), (424, 31132), (688, 19186), (724, 18232), (848, 15566), (1376, 9593), (1448, 9116), (1696, 7783), (2279, 5792), (2896, 4558)]