2855853

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 5556096

約数和(自身を除く): 2700243

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 317, 429, 693, 819, 951, 1001, 1287, 2219, 2853, 3003, 3487, 4121, 6657, 9009, 10461, 12363, 19971, 24409, 28847, 31383, 37089, 45331, 73227, 86541, 135993, 219681, 259623, 317317, 407979, 951951, 2855853]

約数ペア:

[(1, 2855853), (3, 951951), (7, 407979), (9, 317317), (11, 259623), (13, 219681), (21, 135993), (33, 86541), (39, 73227), (63, 45331), (77, 37089), (91, 31383), (99, 28847), (117, 24409), (143, 19971), (231, 12363), (273, 10461), (317, 9009), (429, 6657), (693, 4121), (819, 3487), (951, 3003), (1001, 2853), (1287, 2219)]