28577325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1877}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 55889280

約数和(自身を除く): 27311955

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 145, 175, 203, 435, 525, 609, 725, 1015, 1877, 2175, 3045, 5075, 5631, 9385, 13139, 15225, 28155, 39417, 46925, 54433, 65695, 140775, 163299, 197085, 272165, 328475, 381031, 816495, 985425, 1143093, 1360825, 1905155, 4082475, 5715465, 9525775, 28577325]

約数ペア:

[(1, 28577325), (3, 9525775), (5, 5715465), (7, 4082475), (15, 1905155), (21, 1360825), (25, 1143093), (29, 985425), (35, 816495), (75, 381031), (87, 328475), (105, 272165), (145, 197085), (175, 163299), (203, 140775), (435, 65695), (525, 54433), (609, 46925), (725, 39417), (1015, 28155), (1877, 15225), (2175, 13139), (3045, 9385), (5075, 5631)]