291230775

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:734

約数の個数: 96

約数和(自身を含む): 594128640

約数和(自身を除く): 302897865

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 61, 75, 99, 135, 165, 183, 225, 275, 297, 305, 495, 549, 643, 671, 675, 825, 915, 1485, 1525, 1647, 1929, 2013, 2475, 2745, 3215, 3355, 4575, 5787, 6039, 7073, 7425, 8235, 9645, 10065, 13725, 16075, 16775, 17361, 18117, 21219, 28935, 30195, 35365, 39223, 41175, 48225, 50325, 63657, 86805, 90585, 106095, 117669, 144675, 150975, 176825, 190971, 196115, 318285, 353007, 431453, 434025, 452925, 530475, 588345, 954855, 980575, 1059021, 1294359, 1591425, 1765035, 2157265, 2941725, 3883077, 4774275, 5295105, 6471795, 8825175, 10786325, 11649231, 19415385, 26475525, 32358975, 58246155, 97076925, 291230775]

約数ペア:

[(1, 291230775), (3, 97076925), (5, 58246155), (9, 32358975), (11, 26475525), (15, 19415385), (25, 11649231), (27, 10786325), (33, 8825175), (45, 6471795), (55, 5295105), (61, 4774275), (75, 3883077), (99, 2941725), (135, 2157265), (165, 1765035), (183, 1591425), (225, 1294359), (275, 1059021), (297, 980575), (305, 954855), (495, 588345), (549, 530475), (643, 452925), (671, 434025), (675, 431453), (825, 353007), (915, 318285), (1485, 196115), (1525, 190971), (1647, 176825), (1929, 150975), (2013, 144675), (2475, 117669), (2745, 106095), (3215, 90585), (3355, 86805), (4575, 63657), (5787, 50325), (6039, 48225), (7073, 41175), (7425, 39223), (8235, 35365), (9645, 30195), (10065, 28935), (13725, 21219), (16075, 18117), (16775, 17361)]