208047693381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{20393}}^1$

素因数の和:20786

約数の個数: 64

約数和(自身を含む): 325625287680

約数和(自身を除く): 117577594299

約数列:

[1, 3, 11, 19, 33, 53, 57, 159, 209, 307, 583, 627, 921, 1007, 1749, 3021, 3377, 5833, 10131, 11077, 16271, 17499, 20393, 33231, 48813, 61179, 64163, 178981, 192489, 224323, 309149, 387467, 536943, 672969, 927447, 1080829, 1162401, 3242487, 3400639, 4262137, 6260651, 10201917, 11889119, 12786411, 18781953, 20535751, 35667357, 61607253, 68867161, 118952369, 206601483, 225893261, 331814503, 356857107, 677679783, 995443509, 1308476059, 3649959533, 3925428177, 6304475557, 10949878599, 18913426671, 69349231127, 208047693381]

約数ペア:

[(1, 208047693381), (3, 69349231127), (11, 18913426671), (19, 10949878599), (33, 6304475557), (53, 3925428177), (57, 3649959533), (159, 1308476059), (209, 995443509), (307, 677679783), (583, 356857107), (627, 331814503), (921, 225893261), (1007, 206601483), (1749, 118952369), (3021, 68867161), (3377, 61607253), (5833, 35667357), (10131, 20535751), (11077, 18781953), (16271, 12786411), (17499, 11889119), (20393, 10201917), (33231, 6260651), (48813, 4262137), (61179, 3400639), (64163, 3242487), (178981, 1162401), (192489, 1080829), (224323, 927447), (309149, 672969), (387467, 536943)]