2051237385

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{1151}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 3746856960

約数和(自身を除く): 1695619575

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 307, 387, 645, 921, 1151, 1161, 1535, 1935, 2763, 3453, 4605, 5755, 5805, 8289, 10359, 13201, 13815, 17265, 31077, 39603, 41445, 49493, 51795, 66005, 118809, 148479, 155385, 198015, 247465, 353357, 356427, 445437, 594045, 742395, 1060071, 1336311, 1766785, 1782135, 2227185, 3180213, 5300355, 6681555, 9540639, 15194351, 15901065, 45583053, 47703195, 75971755, 136749159, 227915265, 410247477, 683745795, 2051237385]

約数ペア:

[(1, 2051237385), (3, 683745795), (5, 410247477), (9, 227915265), (15, 136749159), (27, 75971755), (43, 47703195), (45, 45583053), (129, 15901065), (135, 15194351), (215, 9540639), (307, 6681555), (387, 5300355), (645, 3180213), (921, 2227185), (1151, 1782135), (1161, 1766785), (1535, 1336311), (1935, 1060071), (2763, 742395), (3453, 594045), (4605, 445437), (5755, 356427), (5805, 353357), (8289, 247465), (10359, 198015), (13201, 155385), (13815, 148479), (17265, 118809), (31077, 66005), (39603, 51795), (41445, 49493)]