30911925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 56514240

約数和(自身を除く): 25602315

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 165, 267, 275, 421, 445, 825, 979, 1263, 1335, 2105, 2225, 2937, 4631, 4895, 6315, 6675, 10525, 13893, 14685, 23155, 24475, 31575, 37469, 69465, 73425, 112407, 115775, 187345, 347325, 412159, 562035, 936725, 1236477, 2060795, 2810175, 6182385, 10303975, 30911925]

約数ペア:

[(1, 30911925), (3, 10303975), (5, 6182385), (11, 2810175), (15, 2060795), (25, 1236477), (33, 936725), (55, 562035), (75, 412159), (89, 347325), (165, 187345), (267, 115775), (275, 112407), (421, 73425), (445, 69465), (825, 37469), (979, 31575), (1263, 24475), (1335, 23155), (2105, 14685), (2225, 13893), (2937, 10525), (4631, 6675), (4895, 6315)]