2642221505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{34487}}^1$

素因数の和:34709

約数の個数: 32

約数和(自身を含む): 3973017600

約数和(自身を除く): 1330796095

約数列:

[1, 5, 7, 11, 35, 55, 77, 199, 385, 995, 1393, 2189, 6965, 10945, 15323, 34487, 76615, 172435, 241409, 379357, 1207045, 1896785, 2655499, 6862913, 13277495, 34314565, 48040391, 75492043, 240201955, 377460215, 528444301, 2642221505]

約数ペア:

[(1, 2642221505), (5, 528444301), (7, 377460215), (11, 240201955), (35, 75492043), (55, 48040391), (77, 34314565), (199, 13277495), (385, 6862913), (995, 2655499), (1393, 1896785), (2189, 1207045), (6965, 379357), (10945, 241409), (15323, 172435), (34487, 76615)]