68640939

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{14867}}^1$

素因数の和:14901

約数の個数: 24

約数和(自身を含む): 108239040

約数和(自身を除く): 39598101

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 14867, 44601, 133803, 282473, 401409, 847419, 1204227, 2542257, 3612681, 7626771, 22880313, 68640939]

約数ペア:

[(1, 68640939), (3, 22880313), (9, 7626771), (19, 3612681), (27, 2542257), (57, 1204227), (81, 847419), (171, 401409), (243, 282473), (513, 133803), (1539, 44601), (4617, 14867)]