63990945

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 122135040

約数和(自身を除く): 58144095

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 115, 135, 185, 207, 333, 345, 555, 557, 621, 851, 999, 1035, 1665, 1671, 2553, 2785, 3105, 4255, 4995, 5013, 7659, 8355, 12765, 12811, 15039, 20609, 22977, 25065, 38295, 38433, 61827, 64055, 75195, 103045, 114885, 115299, 185481, 192165, 309135, 345897, 474007, 556443, 576495, 927405, 1422021, 1729485, 2370035, 2782215, 4266063, 7110105, 12798189, 21330315, 63990945]

約数ペア:

[(1, 63990945), (3, 21330315), (5, 12798189), (9, 7110105), (15, 4266063), (23, 2782215), (27, 2370035), (37, 1729485), (45, 1422021), (69, 927405), (111, 576495), (115, 556443), (135, 474007), (185, 345897), (207, 309135), (333, 192165), (345, 185481), (555, 115299), (557, 114885), (621, 103045), (851, 75195), (999, 64055), (1035, 61827), (1665, 38433), (1671, 38295), (2553, 25065), (2785, 22977), (3105, 20609), (4255, 15039), (4995, 12811), (5013, 12765), (7659, 8355)]