489415091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 638254080

約数和(自身を除く): 148838989

約数列:

[1, 11, 17, 19, 23, 53, 113, 187, 209, 253, 323, 391, 437, 583, 901, 1007, 1219, 1243, 1921, 2147, 2599, 3553, 4301, 4807, 5989, 7429, 9911, 11077, 13409, 17119, 20723, 21131, 23161, 23617, 28589, 36499, 44183, 49381, 65879, 81719, 101813, 113791, 137747, 188309, 227953, 254771, 393737, 401489, 486013, 543191, 839477, 1119943, 1251701, 1515217, 1934447, 2341699, 2617193, 4331107, 9234247, 21278917, 25758689, 28789123, 44492281, 489415091]

約数ペア:

[(1, 489415091), (11, 44492281), (17, 28789123), (19, 25758689), (23, 21278917), (53, 9234247), (113, 4331107), (187, 2617193), (209, 2341699), (253, 1934447), (323, 1515217), (391, 1251701), (437, 1119943), (583, 839477), (901, 543191), (1007, 486013), (1219, 401489), (1243, 393737), (1921, 254771), (2147, 227953), (2599, 188309), (3553, 137747), (4301, 113791), (4807, 101813), (5989, 81719), (7429, 65879), (9911, 49381), (11077, 44183), (13409, 36499), (17119, 28589), (20723, 23617), (21131, 23161)]