7878319979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 8687347200

約数和(自身を除く): 809027221

約数列:

[1, 17, 37, 139, 251, 359, 629, 2363, 4267, 5143, 6103, 9287, 13283, 34889, 49901, 87431, 90109, 157879, 225811, 593113, 848317, 1290893, 1531853, 1846337, 3334033, 12525151, 21945181, 31387729, 56678561, 212927567, 463430587, 7878319979]

約数ペア:

[(1, 7878319979), (17, 463430587), (37, 212927567), (139, 56678561), (251, 31387729), (359, 21945181), (629, 12525151), (2363, 3334033), (4267, 1846337), (5143, 1531853), (6103, 1290893), (9287, 848317), (13283, 593113), (34889, 225811), (49901, 157879), (87431, 90109)]