27351225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 54898272

約数和(自身を除く): 27547047

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 43, 45, 55, 75, 99, 129, 165, 215, 225, 257, 275, 387, 473, 495, 645, 771, 825, 1075, 1285, 1419, 1935, 2313, 2365, 2475, 2827, 3225, 3855, 4257, 6425, 7095, 8481, 9675, 11051, 11565, 11825, 14135, 19275, 21285, 25443, 33153, 35475, 42405, 55255, 57825, 70675, 99459, 106425, 121561, 127215, 165765, 212025, 276275, 364683, 497295, 607805, 636075, 828825, 1094049, 1823415, 2486475, 3039025, 5470245, 9117075, 27351225]

約数ペア:

[(1, 27351225), (3, 9117075), (5, 5470245), (9, 3039025), (11, 2486475), (15, 1823415), (25, 1094049), (33, 828825), (43, 636075), (45, 607805), (55, 497295), (75, 364683), (99, 276275), (129, 212025), (165, 165765), (215, 127215), (225, 121561), (257, 106425), (275, 99459), (387, 70675), (473, 57825), (495, 55255), (645, 42405), (771, 35475), (825, 33153), (1075, 25443), (1285, 21285), (1419, 19275), (1935, 14135), (2313, 11825), (2365, 11565), (2475, 11051), (2827, 9675), (3225, 8481), (3855, 7095), (4257, 6425)]