349128075

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 591212160

約数和(自身を除く): 242084085

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 257, 295, 307, 771, 885, 921, 1285, 1475, 1535, 3855, 4425, 4605, 6425, 7675, 15163, 18113, 19275, 23025, 45489, 54339, 75815, 78899, 90565, 227445, 236697, 271695, 379075, 394495, 452825, 1137225, 1183485, 1358475, 1972475, 4655041, 5917425, 13965123, 23275205, 69825615, 116376025, 349128075]

約数ペア:

[(1, 349128075), (3, 116376025), (5, 69825615), (15, 23275205), (25, 13965123), (59, 5917425), (75, 4655041), (177, 1972475), (257, 1358475), (295, 1183485), (307, 1137225), (771, 452825), (885, 394495), (921, 379075), (1285, 271695), (1475, 236697), (1535, 227445), (3855, 90565), (4425, 78899), (4605, 75815), (6425, 54339), (7675, 45489), (15163, 23025), (18113, 19275)]