647536329

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{1297}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 1073497920

約数和(自身を除く): 425961591

約数列:

[1, 3, 9, 11, 27, 33, 41, 99, 123, 297, 369, 451, 1107, 1297, 1353, 1681, 3891, 4059, 5043, 11673, 12177, 14267, 15129, 18491, 35019, 42801, 45387, 53177, 55473, 128403, 159531, 166419, 385209, 478593, 499257, 584947, 1435779, 1754841, 2180257, 5264523, 6540771, 15793569, 19622313, 23982827, 58866939, 71948481, 215845443, 647536329]

約数ペア:

[(1, 647536329), (3, 215845443), (9, 71948481), (11, 58866939), (27, 23982827), (33, 19622313), (41, 15793569), (99, 6540771), (123, 5264523), (297, 2180257), (369, 1754841), (451, 1435779), (1107, 584947), (1297, 499257), (1353, 478593), (1681, 385209), (3891, 166419), (4059, 159531), (5043, 128403), (11673, 55473), (12177, 53177), (14267, 45387), (15129, 42801), (18491, 35019)]