216501474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 509313024

約数和(自身を除く): 292811550

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 313, 383, 602, 626, 766, 903, 939, 1149, 1806, 1878, 2191, 2298, 2681, 4382, 5362, 6573, 8043, 13146, 13459, 16086, 16469, 26918, 32938, 40377, 49407, 80754, 94213, 98814, 115283, 119879, 188426, 230566, 239758, 282639, 345849, 359637, 565278, 691698, 719274, 839153, 1678306, 2517459, 5034918, 5154797, 10309594, 15464391, 30928782, 36083579, 72167158, 108250737, 216501474]

約数ペア:

[(1, 216501474), (2, 108250737), (3, 72167158), (6, 36083579), (7, 30928782), (14, 15464391), (21, 10309594), (42, 5154797), (43, 5034918), (86, 2517459), (129, 1678306), (258, 839153), (301, 719274), (313, 691698), (383, 565278), (602, 359637), (626, 345849), (766, 282639), (903, 239758), (939, 230566), (1149, 188426), (1806, 119879), (1878, 115283), (2191, 98814), (2298, 94213), (2681, 80754), (4382, 49407), (5362, 40377), (6573, 32938), (8043, 26918), (13146, 16469), (13459, 16086)]