987130863761

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2357}}^1\times {\mathrm{49081}}^1$

素因数の和:51521

約数の個数: 32

約数和(自身を含む): 1199944171008

約数和(自身を除く): 212813307247

約数列:

[1, 7, 23, 53, 161, 371, 1219, 2357, 8533, 16499, 49081, 54211, 124921, 343567, 379477, 874447, 1128863, 2601293, 2873183, 7902041, 18209051, 20112281, 59829739, 115683917, 418808173, 809787419, 2660730091, 6131247601, 18625110637, 42918733207, 141018694823, 987130863761]

約数ペア:

[(1, 987130863761), (7, 141018694823), (23, 42918733207), (53, 18625110637), (161, 6131247601), (371, 2660730091), (1219, 809787419), (2357, 418808173), (8533, 115683917), (16499, 59829739), (49081, 20112281), (54211, 18209051), (124921, 7902041), (343567, 2873183), (379477, 2601293), (874447, 1128863)]