1284969608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 2634508800

約数和(自身を除く): 1349539192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 263, 431, 436, 526, 862, 872, 1052, 1417, 1724, 2104, 2834, 3419, 3448, 5603, 5668, 6838, 11206, 11336, 13676, 22412, 27352, 28667, 44824, 46979, 57334, 93958, 113353, 114668, 187916, 226706, 229336, 372671, 375832, 453412, 610727, 745342, 906824, 1221454, 1473589, 1490684, 2442908, 2947178, 2981368, 4885816, 5894356, 11788712, 12355477, 24710954, 49421908, 98843816, 160621201, 321242402, 642484804, 1284969608]

約数ペア:

[(1, 1284969608), (2, 642484804), (4, 321242402), (8, 160621201), (13, 98843816), (26, 49421908), (52, 24710954), (104, 12355477), (109, 11788712), (218, 5894356), (263, 4885816), (431, 2981368), (436, 2947178), (526, 2442908), (862, 1490684), (872, 1473589), (1052, 1221454), (1417, 906824), (1724, 745342), (2104, 610727), (2834, 453412), (3419, 375832), (3448, 372671), (5603, 229336), (5668, 226706), (6838, 187916), (11206, 114668), (11336, 113353), (13676, 93958), (22412, 57334), (27352, 46979), (28667, 44824)]