644209800802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1\times {\mathrm{193201}}^1$

素因数の和:193818

約数の個数: 32

約数和(自身を含む): 1016582555520

約数和(自身を除く): 372372754718

約数列:

[1, 2, 23, 46, 173, 346, 419, 838, 3979, 7958, 9637, 19274, 72487, 144974, 193201, 386402, 1667201, 3334402, 4443623, 8887246, 33423773, 66847546, 80951219, 161902438, 768746779, 1537493558, 1861878037, 3723756074, 14004560887, 28009121774, 322104900401, 644209800802]

約数ペア:

[(1, 644209800802), (2, 322104900401), (23, 28009121774), (46, 14004560887), (173, 3723756074), (346, 1861878037), (419, 1537493558), (838, 768746779), (3979, 161902438), (7958, 80951219), (9637, 66847546), (19274, 33423773), (72487, 8887246), (144974, 4443623), (193201, 3334402), (386402, 1667201)]