25401366

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 61780680

約数和(自身を除く): 36379314

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 257, 289, 306, 323, 342, 514, 578, 646, 771, 867, 969, 1542, 1734, 1938, 2313, 2601, 2907, 4369, 4626, 4883, 5202, 5491, 5814, 8738, 9766, 10982, 13107, 14649, 16473, 26214, 29298, 32946, 39321, 43947, 49419, 74273, 78642, 83011, 87894, 98838, 148546, 166022, 222819, 249033, 445638, 498066, 668457, 747099, 1336914, 1411187, 1494198, 2822374, 4233561, 8467122, 12700683, 25401366]

約数ペア:

[(1, 25401366), (2, 12700683), (3, 8467122), (6, 4233561), (9, 2822374), (17, 1494198), (18, 1411187), (19, 1336914), (34, 747099), (38, 668457), (51, 498066), (57, 445638), (102, 249033), (114, 222819), (153, 166022), (171, 148546), (257, 98838), (289, 87894), (306, 83011), (323, 78642), (342, 74273), (514, 49419), (578, 43947), (646, 39321), (771, 32946), (867, 29298), (969, 26214), (1542, 16473), (1734, 14649), (1938, 13107), (2313, 10982), (2601, 9766), (2907, 8738), (4369, 5814), (4626, 5491), (4883, 5202)]