728971425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35603}}^1$

素因数の和:35639

約数の個数: 72

約数和(自身を含む): 1607022144

約数和(自身を除く): 878050719

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1575, 2275, 2925, 4095, 6825, 20475, 35603, 106809, 178015, 249221, 320427, 462839, 534045, 747663, 890075, 1246105, 1388517, 1602135, 2242989, 2314195, 2670225, 3239873, 3738315, 4165551, 6230525, 6942585, 8010675, 9719619, 11214945, 11570975, 16199365, 18691575, 20827755, 29158857, 34712925, 48598095, 56074725, 80996825, 104138775, 145794285, 242990475, 728971425]

約数ペア:

[(1, 728971425), (3, 242990475), (5, 145794285), (7, 104138775), (9, 80996825), (13, 56074725), (15, 48598095), (21, 34712925), (25, 29158857), (35, 20827755), (39, 18691575), (45, 16199365), (63, 11570975), (65, 11214945), (75, 9719619), (91, 8010675), (105, 6942585), (117, 6230525), (175, 4165551), (195, 3738315), (225, 3239873), (273, 2670225), (315, 2314195), (325, 2242989), (455, 1602135), (525, 1388517), (585, 1246105), (819, 890075), (975, 747663), (1365, 534045), (1575, 462839), (2275, 320427), (2925, 249221), (4095, 178015), (6825, 106809), (20475, 35603)]