31504330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22031}}^1$

素因数の和:22062

約数の個数: 32

約数和(自身を含む): 66624768

約数和(自身を除く): 35120438

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 22031, 44062, 110155, 220310, 242341, 286403, 484682, 572806, 1211705, 1432015, 2423410, 2864030, 3150433, 6300866, 15752165, 31504330]

約数ペア:

[(1, 31504330), (2, 15752165), (5, 6300866), (10, 3150433), (11, 2864030), (13, 2423410), (22, 1432015), (26, 1211705), (55, 572806), (65, 484682), (110, 286403), (130, 242341), (143, 220310), (286, 110155), (715, 44062), (1430, 22031)]