28212684

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^2\times {\mathrm{137}}^1$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 66820152

約数和(自身を除く): 38607468

約数列:

[1, 2, 3, 4, 6, 12, 131, 137, 262, 274, 393, 411, 524, 548, 786, 822, 1572, 1644, 17161, 17947, 34322, 35894, 51483, 53841, 68644, 71788, 102966, 107682, 205932, 215364, 2351057, 4702114, 7053171, 9404228, 14106342, 28212684]

約数ペア:

[(1, 28212684), (2, 14106342), (3, 9404228), (4, 7053171), (6, 4702114), (12, 2351057), (131, 215364), (137, 205932), (262, 107682), (274, 102966), (393, 71788), (411, 68644), (524, 53841), (548, 51483), (786, 35894), (822, 34322), (1572, 17947), (1644, 17161)]