155587257

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 285030400

約数和(自身を除く): 129443143

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 333, 399, 513, 703, 777, 999, 1171, 1197, 2109, 2331, 3513, 3591, 4921, 6327, 6993, 8197, 10539, 14763, 18981, 22249, 24591, 31617, 43327, 44289, 66747, 73773, 129981, 132867, 155743, 200241, 221319, 303289, 389943, 467229, 600723, 823213, 909867, 1169829, 1401687, 2469639, 2729601, 4205061, 5762491, 7408917, 8188803, 17287473, 22226751, 51862419, 155587257]

約数ペア:

[(1, 155587257), (3, 51862419), (7, 22226751), (9, 17287473), (19, 8188803), (21, 7408917), (27, 5762491), (37, 4205061), (57, 2729601), (63, 2469639), (111, 1401687), (133, 1169829), (171, 909867), (189, 823213), (259, 600723), (333, 467229), (399, 389943), (513, 303289), (703, 221319), (777, 200241), (999, 155743), (1171, 132867), (1197, 129981), (2109, 73773), (2331, 66747), (3513, 44289), (3591, 43327), (4921, 31617), (6327, 24591), (6993, 22249), (8197, 18981), (10539, 14763)]