215776953

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2699}}^1$

素因数の和:2768

約数の個数: 48

約数和(自身を含む): 377395200

約数和(自身を除く): 161618247

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 243, 329, 423, 567, 987, 1269, 1701, 2699, 2961, 3807, 8097, 8883, 11421, 18893, 24291, 26649, 56679, 72873, 79947, 126853, 170037, 218619, 380559, 510111, 655857, 887971, 1141677, 1530333, 2663913, 3425031, 4590999, 7991739, 10275093, 23975217, 30825279, 71925651, 215776953]

約数ペア:

[(1, 215776953), (3, 71925651), (7, 30825279), (9, 23975217), (21, 10275093), (27, 7991739), (47, 4590999), (63, 3425031), (81, 2663913), (141, 1530333), (189, 1141677), (243, 887971), (329, 655857), (423, 510111), (567, 380559), (987, 218619), (1269, 170037), (1701, 126853), (2699, 79947), (2961, 72873), (3807, 56679), (8097, 26649), (8883, 24291), (11421, 18893)]