129017248

素因数分解:

$2^5\times {\mathrm{89}}^2\times {\mathrm{509}}^1$

素因数の和:697

約数の個数: 36

約数和(自身を含む): 257393430

約数和(自身を除く): 128376182

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 509, 712, 1018, 1424, 2036, 2848, 4072, 7921, 8144, 15842, 16288, 31684, 45301, 63368, 90602, 126736, 181204, 253472, 362408, 724816, 1449632, 4031789, 8063578, 16127156, 32254312, 64508624, 129017248]

約数ペア:

[(1, 129017248), (2, 64508624), (4, 32254312), (8, 16127156), (16, 8063578), (32, 4031789), (89, 1449632), (178, 724816), (356, 362408), (509, 253472), (712, 181204), (1018, 126736), (1424, 90602), (2036, 63368), (2848, 45301), (4072, 31684), (7921, 16288), (8144, 15842)]