981400108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 1961850240

約数和(自身を除く): 980450132

約数列:

[1, 2, 4, 13, 26, 31, 41, 52, 62, 82, 124, 164, 403, 479, 533, 806, 958, 961, 1066, 1271, 1612, 1916, 1922, 2132, 2542, 3844, 5084, 6227, 12454, 12493, 14849, 16523, 19639, 24908, 24986, 29698, 33046, 39278, 39401, 49972, 59396, 66092, 78556, 78802, 157604, 193037, 255307, 386074, 460319, 510614, 512213, 608809, 772148, 920638, 1021228, 1024426, 1217618, 1841276, 2048852, 2435236, 5984147, 7914517, 11968294, 15829034, 18873079, 23936588, 31658068, 37746158, 75492316, 245350027, 490700054, 981400108]

約数ペア:

[(1, 981400108), (2, 490700054), (4, 245350027), (13, 75492316), (26, 37746158), (31, 31658068), (41, 23936588), (52, 18873079), (62, 15829034), (82, 11968294), (124, 7914517), (164, 5984147), (403, 2435236), (479, 2048852), (533, 1841276), (806, 1217618), (958, 1024426), (961, 1021228), (1066, 920638), (1271, 772148), (1612, 608809), (1916, 512213), (1922, 510614), (2132, 460319), (2542, 386074), (3844, 255307), (5084, 193037), (6227, 157604), (12454, 78802), (12493, 78556), (14849, 66092), (16523, 59396), (19639, 49972), (24908, 39401), (24986, 39278), (29698, 33046)]