207927135

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 400498560

約数和(自身を除く): 192571425

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 257, 351, 461, 585, 771, 1285, 1383, 1755, 2305, 2313, 3341, 3855, 4149, 5993, 6915, 6939, 10023, 11565, 12447, 16705, 17979, 20745, 29965, 30069, 34695, 50115, 53937, 62235, 89895, 90207, 118477, 150345, 161811, 269685, 355431, 451035, 592385, 809055, 1066293, 1540201, 1777155, 3198879, 4620603, 5331465, 7701005, 13861809, 15994395, 23103015, 41585427, 69309045, 207927135]

約数ペア:

[(1, 207927135), (3, 69309045), (5, 41585427), (9, 23103015), (13, 15994395), (15, 13861809), (27, 7701005), (39, 5331465), (45, 4620603), (65, 3198879), (117, 1777155), (135, 1540201), (195, 1066293), (257, 809055), (351, 592385), (461, 451035), (585, 355431), (771, 269685), (1285, 161811), (1383, 150345), (1755, 118477), (2305, 90207), (2313, 89895), (3341, 62235), (3855, 53937), (4149, 50115), (5993, 34695), (6915, 30069), (6939, 29965), (10023, 20745), (11565, 17979), (12447, 16705)]