207942555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 374492160

約数和(自身を除く): 166549605

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 167, 255, 257, 285, 323, 501, 771, 835, 969, 1285, 1615, 2505, 2839, 3173, 3855, 4369, 4845, 4883, 8517, 9519, 13107, 14195, 14649, 15865, 21845, 24415, 42585, 42919, 47595, 53941, 65535, 73245, 83011, 128757, 161823, 214595, 249033, 269705, 415055, 643785, 729623, 809115, 815461, 1245165, 2188869, 2446383, 3648115, 4077305, 10944345, 12231915, 13862837, 41588511, 69314185, 207942555]

約数ペア:

[(1, 207942555), (3, 69314185), (5, 41588511), (15, 13862837), (17, 12231915), (19, 10944345), (51, 4077305), (57, 3648115), (85, 2446383), (95, 2188869), (167, 1245165), (255, 815461), (257, 809115), (285, 729623), (323, 643785), (501, 415055), (771, 269705), (835, 249033), (969, 214595), (1285, 161823), (1615, 128757), (2505, 83011), (2839, 73245), (3173, 65535), (3855, 53941), (4369, 47595), (4845, 42919), (4883, 42585), (8517, 24415), (9519, 21845), (13107, 15865), (14195, 14649)]