731374425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1927

約数の個数: 72

約数和(自身を含む): 1400776416

約数和(自身を除く): 669401991

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 107, 153, 225, 255, 321, 425, 535, 765, 963, 1275, 1605, 1787, 1819, 2675, 3825, 4815, 5361, 5457, 8025, 8935, 9095, 16083, 16371, 24075, 26805, 27285, 30379, 44675, 45475, 80415, 81855, 91137, 134025, 136425, 151895, 191209, 273411, 402075, 409275, 455685, 573627, 759475, 956045, 1367055, 1720881, 2278425, 2868135, 3250553, 4780225, 6835275, 8604405, 9751659, 14340675, 16252765, 29254977, 43022025, 48758295, 81263825, 146274885, 243791475, 731374425]

約数ペア:

[(1, 731374425), (3, 243791475), (5, 146274885), (9, 81263825), (15, 48758295), (17, 43022025), (25, 29254977), (45, 16252765), (51, 14340675), (75, 9751659), (85, 8604405), (107, 6835275), (153, 4780225), (225, 3250553), (255, 2868135), (321, 2278425), (425, 1720881), (535, 1367055), (765, 956045), (963, 759475), (1275, 573627), (1605, 455685), (1787, 409275), (1819, 402075), (2675, 273411), (3825, 191209), (4815, 151895), (5361, 136425), (5457, 134025), (8025, 91137), (8935, 81855), (9095, 80415), (16083, 45475), (16371, 44675), (24075, 30379), (26805, 27285)]