13338976

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 31370976

約数和(自身を除く): 18032000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 94, 98, 112, 181, 188, 196, 224, 329, 362, 376, 392, 658, 724, 752, 784, 1267, 1316, 1448, 1504, 1568, 2303, 2534, 2632, 2896, 4606, 5068, 5264, 5792, 8507, 8869, 9212, 10136, 10528, 17014, 17738, 18424, 20272, 34028, 35476, 36848, 40544, 59549, 68056, 70952, 73696, 119098, 136112, 141904, 238196, 272224, 283808, 416843, 476392, 833686, 952784, 1667372, 1905568, 3334744, 6669488, 13338976]

約数ペア:

[(1, 13338976), (2, 6669488), (4, 3334744), (7, 1905568), (8, 1667372), (14, 952784), (16, 833686), (28, 476392), (32, 416843), (47, 283808), (49, 272224), (56, 238196), (94, 141904), (98, 136112), (112, 119098), (181, 73696), (188, 70952), (196, 68056), (224, 59549), (329, 40544), (362, 36848), (376, 35476), (392, 34028), (658, 20272), (724, 18424), (752, 17738), (784, 17014), (1267, 10528), (1316, 10136), (1448, 9212), (1504, 8869), (1568, 8507), (2303, 5792), (2534, 5264), (2632, 5068), (2896, 4606)]