9100910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 20587392

約数和(自身を除く): 11486482

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 137, 146, 182, 274, 365, 455, 511, 685, 730, 910, 949, 959, 1022, 1370, 1781, 1898, 1918, 2555, 3562, 4745, 4795, 5110, 6643, 8905, 9490, 9590, 10001, 12467, 13286, 17810, 20002, 24934, 33215, 50005, 62335, 66430, 70007, 100010, 124670, 130013, 140014, 260026, 350035, 650065, 700070, 910091, 1300130, 1820182, 4550455, 9100910]

約数ペア:

[(1, 9100910), (2, 4550455), (5, 1820182), (7, 1300130), (10, 910091), (13, 700070), (14, 650065), (26, 350035), (35, 260026), (65, 140014), (70, 130013), (73, 124670), (91, 100010), (130, 70007), (137, 66430), (146, 62335), (182, 50005), (274, 33215), (365, 24934), (455, 20002), (511, 17810), (685, 13286), (730, 12467), (910, 10001), (949, 9590), (959, 9490), (1022, 8905), (1370, 6643), (1781, 5110), (1898, 4795), (1918, 4745), (2555, 3562)]