139449470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 280682496

約数和(自身を除く): 141233026

約数列:

[1, 2, 5, 10, 17, 31, 34, 47, 62, 85, 94, 155, 170, 235, 310, 470, 527, 563, 799, 1054, 1126, 1457, 1598, 2635, 2815, 2914, 3995, 5270, 5630, 7285, 7990, 9571, 14570, 17453, 19142, 24769, 26461, 34906, 47855, 49538, 52922, 87265, 95710, 123845, 132305, 174530, 247690, 264610, 296701, 449837, 593402, 820291, 899674, 1483505, 1640582, 2249185, 2967010, 4101455, 4498370, 8202910, 13944947, 27889894, 69724735, 139449470]

約数ペア:

[(1, 139449470), (2, 69724735), (5, 27889894), (10, 13944947), (17, 8202910), (31, 4498370), (34, 4101455), (47, 2967010), (62, 2249185), (85, 1640582), (94, 1483505), (155, 899674), (170, 820291), (235, 593402), (310, 449837), (470, 296701), (527, 264610), (563, 247690), (799, 174530), (1054, 132305), (1126, 123845), (1457, 95710), (1598, 87265), (2635, 52922), (2815, 49538), (2914, 47855), (3995, 34906), (5270, 26461), (5630, 24769), (7285, 19142), (7990, 17453), (9571, 14570)]