128522373

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197423}}^1$

素因数の和:197464

約数の個数: 16

約数和(自身を含む): 202162176

約数和(自身を除く): 73639803

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 197423, 592269, 1381961, 4145883, 6120113, 18360339, 42840791, 128522373]

約数ペア:

[(1, 128522373), (3, 42840791), (7, 18360339), (21, 6120113), (31, 4145883), (93, 1381961), (217, 592269), (651, 197423)]