173855403

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{3257}}^1$

素因数の和:3928

約数の個数: 20

約数和(自身を含む): 260183880

約数和(自身を除く): 86328477

約数列:

[1, 3, 9, 27, 81, 659, 1977, 3257, 5931, 9771, 17793, 29313, 53379, 87939, 263817, 2146363, 6439089, 19317267, 57951801, 173855403]

約数ペア:

[(1, 173855403), (3, 57951801), (9, 19317267), (27, 6439089), (81, 2146363), (659, 263817), (1977, 87939), (3257, 53379), (5931, 29313), (9771, 17793)]