83939778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21101}}^1$

素因数の和:21139

約数の個数: 48

約数和(自身を含む): 207390456

約数和(自身を除く): 123450678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 21101, 42202, 63303, 126606, 189909, 274313, 358717, 379818, 548626, 717434, 822939, 1076151, 1645878, 2152302, 2468817, 3228453, 4663321, 4937634, 6456906, 9326642, 13989963, 27979926, 41969889, 83939778]

約数ペア:

[(1, 83939778), (2, 41969889), (3, 27979926), (6, 13989963), (9, 9326642), (13, 6456906), (17, 4937634), (18, 4663321), (26, 3228453), (34, 2468817), (39, 2152302), (51, 1645878), (78, 1076151), (102, 822939), (117, 717434), (153, 548626), (221, 379818), (234, 358717), (306, 274313), (442, 189909), (663, 126606), (1326, 63303), (1989, 42202), (3978, 21101)]