1851590637

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181903}}^1$

素因数の和:181954

約数の個数: 32

約数和(自身を含む): 3055987200

約数和(自身を除く): 1204396563

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 10179, 181903, 545709, 1637127, 2364739, 4911381, 5275187, 7094217, 15825561, 21282651, 47476683, 63847953, 68577431, 142430049, 205732293, 617196879, 1851590637]

約数ペア:

[(1, 1851590637), (3, 617196879), (9, 205732293), (13, 142430049), (27, 68577431), (29, 63847953), (39, 47476683), (87, 21282651), (117, 15825561), (261, 7094217), (351, 5275187), (377, 4911381), (783, 2364739), (1131, 1637127), (3393, 545709), (10179, 181903)]