857888

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1905120

約数和(自身を除く): 1047232

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 83, 136, 152, 166, 272, 304, 323, 332, 544, 608, 646, 664, 1292, 1328, 1411, 1577, 2584, 2656, 2822, 3154, 5168, 5644, 6308, 10336, 11288, 12616, 22576, 25232, 26809, 45152, 50464, 53618, 107236, 214472, 428944, 857888]

約数ペア:

[(1, 857888), (2, 428944), (4, 214472), (8, 107236), (16, 53618), (17, 50464), (19, 45152), (32, 26809), (34, 25232), (38, 22576), (68, 12616), (76, 11288), (83, 10336), (136, 6308), (152, 5644), (166, 5168), (272, 3154), (304, 2822), (323, 2656), (332, 2584), (544, 1577), (608, 1411), (646, 1328), (664, 1292)]