201321489609

素因数分解:

$3^4\times {\mathrm{3793}}^1\times {\mathrm{655273}}^1$

素因数の和:659078

約数の個数: 20

約数和(自身を含む): 300819256276

約数和(自身を除く): 99497766667

約数列:

[1, 3, 9, 27, 81, 3793, 11379, 34137, 102411, 307233, 655273, 1965819, 5897457, 17692371, 53077113, 2485450489, 7456351467, 22369054401, 67107163203, 201321489609]

約数ペア:

[(1, 201321489609), (3, 67107163203), (9, 22369054401), (27, 7456351467), (81, 2485450489), (3793, 53077113), (11379, 17692371), (34137, 5897457), (102411, 1965819), (307233, 655273)]