689923724

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 1458616320

約数和(自身を除く): 768692596

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 271, 419, 434, 542, 838, 868, 1084, 1519, 1676, 1897, 2933, 3038, 3794, 5866, 6076, 7588, 8401, 11732, 12989, 13279, 16802, 20531, 25978, 26558, 33604, 41062, 51956, 53116, 58807, 82124, 90923, 113549, 117614, 181846, 227098, 235228, 363692, 411649, 454196, 636461, 794843, 823298, 1272922, 1589686, 1646596, 2545844, 3179372, 3520019, 5563901, 7040038, 11127802, 14080076, 22255604, 24640133, 49280266, 98560532, 172480931, 344961862, 689923724]

約数ペア:

[(1, 689923724), (2, 344961862), (4, 172480931), (7, 98560532), (14, 49280266), (28, 24640133), (31, 22255604), (49, 14080076), (62, 11127802), (98, 7040038), (124, 5563901), (196, 3520019), (217, 3179372), (271, 2545844), (419, 1646596), (434, 1589686), (542, 1272922), (838, 823298), (868, 794843), (1084, 636461), (1519, 454196), (1676, 411649), (1897, 363692), (2933, 235228), (3038, 227098), (3794, 181846), (5866, 117614), (6076, 113549), (7588, 90923), (8401, 82124), (11732, 58807), (12989, 53116), (13279, 51956), (16802, 41062), (20531, 33604), (25978, 26558)]