28790892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61519}}^1$

素因数の和:61542

約数の個数: 36

約数和(自身を含む): 78376480

約数和(自身を除く): 49585588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61519, 123038, 184557, 246076, 369114, 553671, 738228, 799747, 1107342, 1599494, 2214684, 2399241, 3198988, 4798482, 7197723, 9596964, 14395446, 28790892]

約数ペア:

[(1, 28790892), (2, 14395446), (3, 9596964), (4, 7197723), (6, 4798482), (9, 3198988), (12, 2399241), (13, 2214684), (18, 1599494), (26, 1107342), (36, 799747), (39, 738228), (52, 553671), (78, 369114), (117, 246076), (156, 184557), (234, 123038), (468, 61519)]