155163897

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 275742720

約数和(自身を除く): 120578823

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 71, 93, 189, 213, 217, 279, 373, 497, 639, 651, 837, 1119, 1491, 1917, 1953, 2201, 2611, 3357, 4473, 5859, 6603, 7833, 10071, 11563, 13419, 15407, 19809, 23499, 26483, 34689, 46221, 59427, 70497, 79449, 80941, 104067, 138663, 185381, 238347, 242823, 312201, 415989, 556143, 715041, 728469, 820973, 1668429, 2185407, 2462919, 5005287, 5746811, 7388757, 17240433, 22166271, 51721299, 155163897]

約数ペア:

[(1, 155163897), (3, 51721299), (7, 22166271), (9, 17240433), (21, 7388757), (27, 5746811), (31, 5005287), (63, 2462919), (71, 2185407), (93, 1668429), (189, 820973), (213, 728469), (217, 715041), (279, 556143), (373, 415989), (497, 312201), (639, 242823), (651, 238347), (837, 185381), (1119, 138663), (1491, 104067), (1917, 80941), (1953, 79449), (2201, 70497), (2611, 59427), (3357, 46221), (4473, 34689), (5859, 26483), (6603, 23499), (7833, 19809), (10071, 15407), (11563, 13419)]