757470987

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{308291}}^1$

素因数の和:308320

約数の個数: 32

約数和(自身を含む): 1381148160

約数和(自身を除く): 623677173

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 308291, 924873, 2158037, 2774619, 4007783, 6474111, 8323857, 12023349, 19422333, 28054481, 36070047, 58266999, 84163443, 108210141, 252490329, 757470987]

約数ペア:

[(1, 757470987), (3, 252490329), (7, 108210141), (9, 84163443), (13, 58266999), (21, 36070047), (27, 28054481), (39, 19422333), (63, 12023349), (91, 8323857), (117, 6474111), (189, 4007783), (273, 2774619), (351, 2158037), (819, 924873), (2457, 308291)]