28948773

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 47139840

約数和(自身を除く): 18191067

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 619, 917, 1857, 2227, 2751, 4333, 6681, 10523, 12999, 15589, 31569, 46767, 73661, 81089, 220983, 243267, 567623, 1378513, 1702869, 4135539, 9649591, 28948773]

約数ペア:

[(1, 28948773), (3, 9649591), (7, 4135539), (17, 1702869), (21, 1378513), (51, 567623), (119, 243267), (131, 220983), (357, 81089), (393, 73661), (619, 46767), (917, 31569), (1857, 15589), (2227, 12999), (2751, 10523), (4333, 6681)]