66982363

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 83130624

約数和(自身を除く): 16148261

約数列:

[1, 7, 17, 49, 119, 191, 421, 833, 1337, 2947, 3247, 7157, 9359, 20629, 22729, 50099, 80411, 159103, 350693, 562877, 1366987, 3940139, 9568909, 66982363]

約数ペア:

[(1, 66982363), (7, 9568909), (17, 3940139), (49, 1366987), (119, 562877), (191, 350693), (421, 159103), (833, 80411), (1337, 50099), (2947, 22729), (3247, 20629), (7157, 9359)]