87864868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1213}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 190355200

約数和(自身を除く): 102490332

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 199, 364, 398, 796, 1213, 1393, 2426, 2587, 2786, 4852, 5174, 5572, 8491, 10348, 15769, 16982, 18109, 31538, 33964, 36218, 63076, 72436, 110383, 220766, 241387, 441532, 482774, 965548, 1689709, 3138031, 3379418, 6276062, 6758836, 12552124, 21966217, 43932434, 87864868]

約数ペア:

[(1, 87864868), (2, 43932434), (4, 21966217), (7, 12552124), (13, 6758836), (14, 6276062), (26, 3379418), (28, 3138031), (52, 1689709), (91, 965548), (182, 482774), (199, 441532), (364, 241387), (398, 220766), (796, 110383), (1213, 72436), (1393, 63076), (2426, 36218), (2587, 33964), (2786, 31538), (4852, 18109), (5174, 16982), (5572, 15769), (8491, 10348)]