172175997

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 269824000

約数和(自身を除く): 97648003

約数列:

[1, 3, 7, 21, 67, 79, 201, 237, 469, 553, 1407, 1549, 1659, 4647, 5293, 10843, 15879, 32529, 37051, 103783, 111153, 122371, 311349, 367113, 726481, 856597, 2179443, 2569791, 8198857, 24596571, 57391999, 172175997]

約数ペア:

[(1, 172175997), (3, 57391999), (7, 24596571), (21, 8198857), (67, 2569791), (79, 2179443), (201, 856597), (237, 726481), (469, 367113), (553, 311349), (1407, 122371), (1549, 111153), (1659, 103783), (4647, 37051), (5293, 32529), (10843, 15879)]