257369076

素因数分解:

$2^2\times 3^6\times {\mathrm{88261}}^1$

素因数の和:88283

約数の個数: 42

約数和(自身を含む): 675292562

約数和(自身を除く): 417923486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 88261, 176522, 264783, 353044, 529566, 794349, 1059132, 1588698, 2383047, 3177396, 4766094, 7149141, 9532188, 14298282, 21447423, 28596564, 42894846, 64342269, 85789692, 128684538, 257369076]

約数ペア:

[(1, 257369076), (2, 128684538), (3, 85789692), (4, 64342269), (6, 42894846), (9, 28596564), (12, 21447423), (18, 14298282), (27, 9532188), (36, 7149141), (54, 4766094), (81, 3177396), (108, 2383047), (162, 1588698), (243, 1059132), (324, 794349), (486, 529566), (729, 353044), (972, 264783), (1458, 176522), (2916, 88261)]