1787040762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 3890557440

約数和(自身を除く): 2103516678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239, 257, 373, 478, 514, 717, 746, 771, 1119, 1434, 1542, 2238, 3107, 3341, 4849, 6214, 6682, 9321, 9698, 10023, 14547, 18642, 20046, 29094, 61423, 89147, 95861, 122846, 178294, 184269, 191722, 267441, 287583, 368538, 534882, 575166, 798499, 1158911, 1246193, 1596998, 2317822, 2395497, 2492386, 3476733, 3738579, 4790994, 6953466, 7477158, 22910779, 45821558, 68732337, 137464674, 297840127, 595680254, 893520381, 1787040762]

約数ペア:

[(1, 1787040762), (2, 893520381), (3, 595680254), (6, 297840127), (13, 137464674), (26, 68732337), (39, 45821558), (78, 22910779), (239, 7477158), (257, 6953466), (373, 4790994), (478, 3738579), (514, 3476733), (717, 2492386), (746, 2395497), (771, 2317822), (1119, 1596998), (1434, 1246193), (1542, 1158911), (2238, 798499), (3107, 575166), (3341, 534882), (4849, 368538), (6214, 287583), (6682, 267441), (9321, 191722), (9698, 184269), (10023, 178294), (14547, 122846), (18642, 95861), (20046, 89147), (29094, 61423)]