787571343

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{911}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 1269930816

約数和(自身を除く): 482359473

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 821, 911, 1053, 2463, 2733, 7389, 8199, 10673, 11843, 22167, 24597, 32019, 35529, 66501, 73791, 96057, 106587, 288171, 319761, 747931, 864513, 959283, 2243793, 6731379, 9723103, 20194137, 29169309, 60582411, 87507927, 262523781, 787571343]

約数ペア:

[(1, 787571343), (3, 262523781), (9, 87507927), (13, 60582411), (27, 29169309), (39, 20194137), (81, 9723103), (117, 6731379), (351, 2243793), (821, 959283), (911, 864513), (1053, 747931), (2463, 319761), (2733, 288171), (7389, 106587), (8199, 96057), (10673, 73791), (11843, 66501), (22167, 35529), (24597, 32019)]