128557494

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{549391}}^1$

素因数の和:549412

約数の個数: 24

約数和(自身を含む): 299968032

約数和(自身を除く): 171410538

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 549391, 1098782, 1648173, 3296346, 4944519, 7142083, 9889038, 14284166, 21426249, 42852498, 64278747, 128557494]

約数ペア:

[(1, 128557494), (2, 64278747), (3, 42852498), (6, 21426249), (9, 14284166), (13, 9889038), (18, 7142083), (26, 4944519), (39, 3296346), (78, 1648173), (117, 1098782), (234, 549391)]